URL List

http://www.dspace.espol.edu.ec/handle/123456789/24325
http://www.dspace.espol.edu.ec/handle/123456789/24348
http://www.dspace.espol.edu.ec/handle/123456789/24368
http://www.dspace.espol.edu.ec/handle/123456789/24329
http://www.dspace.espol.edu.ec/handle/123456789/24352
http://www.dspace.espol.edu.ec/handle/123456789/24350
http://www.dspace.espol.edu.ec/handle/123456789/24654
http://www.dspace.espol.edu.ec/handle/123456789/24355
http://www.dspace.espol.edu.ec/handle/123456789/24439
http://www.dspace.espol.edu.ec/handle/123456789/24557
http://www.dspace.espol.edu.ec/handle/123456789/24370
http://www.dspace.espol.edu.ec/handle/123456789/24363
http://www.dspace.espol.edu.ec/handle/123456789/24371
http://www.dspace.espol.edu.ec/handle/123456789/24359
http://www.dspace.espol.edu.ec/handle/123456789/24623
http://www.dspace.espol.edu.ec/handle/123456789/24373
http://www.dspace.espol.edu.ec/handle/123456789/24806
http://www.dspace.espol.edu.ec/handle/123456789/21870
http://www.dspace.espol.edu.ec/handle/123456789/24374
http://www.dspace.espol.edu.ec/handle/123456789/21871
http://www.dspace.espol.edu.ec/handle/123456789/21872
http://www.dspace.espol.edu.ec/handle/123456789/21873
http://www.dspace.espol.edu.ec/handle/123456789/21874
http://www.dspace.espol.edu.ec/handle/123456789/21875
http://www.dspace.espol.edu.ec/handle/123456789/21876
http://www.dspace.espol.edu.ec/handle/123456789/21877
http://www.dspace.espol.edu.ec/handle/123456789/24489
http://www.dspace.espol.edu.ec/handle/123456789/21878
http://www.dspace.espol.edu.ec/handle/123456789/24239
http://www.dspace.espol.edu.ec/handle/123456789/21879
http://www.dspace.espol.edu.ec/handle/123456789/24517
http://www.dspace.espol.edu.ec/handle/123456789/21880
http://www.dspace.espol.edu.ec/handle/123456789/21881
http://www.dspace.espol.edu.ec/handle/123456789/24423
http://www.dspace.espol.edu.ec/handle/123456789/21882
http://www.dspace.espol.edu.ec/handle/123456789/24351
http://www.dspace.espol.edu.ec/handle/123456789/24417
http://www.dspace.espol.edu.ec/handle/123456789/24321
http://www.dspace.espol.edu.ec/handle/123456789/24404
http://www.dspace.espol.edu.ec/handle/123456789/24527
http://www.dspace.espol.edu.ec/handle/123456789/24566
http://www.dspace.espol.edu.ec/handle/123456789/24357
http://www.dspace.espol.edu.ec/handle/123456789/24323
http://www.dspace.espol.edu.ec/handle/123456789/24406
http://www.dspace.espol.edu.ec/handle/123456789/24521
http://www.dspace.espol.edu.ec/handle/123456789/24624
http://www.dspace.espol.edu.ec/handle/123456789/24424
http://www.dspace.espol.edu.ec/handle/123456789/24418
http://www.dspace.espol.edu.ec/handle/123456789/24360
http://www.dspace.espol.edu.ec/handle/123456789/24324
http://www.dspace.espol.edu.ec/handle/123456789/24409
http://www.dspace.espol.edu.ec/handle/123456789/24646
http://www.dspace.espol.edu.ec/handle/123456789/24558
http://www.dspace.espol.edu.ec/handle/123456789/24536
http://www.dspace.espol.edu.ec/handle/123456789/24326
http://www.dspace.espol.edu.ec/handle/123456789/24633
http://www.dspace.espol.edu.ec/handle/123456789/24361
http://www.dspace.espol.edu.ec/handle/123456789/24419
http://www.dspace.espol.edu.ec/handle/123456789/24410
http://www.dspace.espol.edu.ec/handle/123456789/24364
http://www.dspace.espol.edu.ec/handle/123456789/24327
http://www.dspace.espol.edu.ec/handle/123456789/24596
http://www.dspace.espol.edu.ec/handle/123456789/24629
http://www.dspace.espol.edu.ec/handle/123456789/24425
http://www.dspace.espol.edu.ec/handle/123456789/24365
http://www.dspace.espol.edu.ec/handle/123456789/24561
http://www.dspace.espol.edu.ec/handle/123456789/24659
http://www.dspace.espol.edu.ec/handle/123456789/24328
http://www.dspace.espol.edu.ec/handle/123456789/24411
http://www.dspace.espol.edu.ec/handle/123456789/24617
http://www.dspace.espol.edu.ec/handle/123456789/24618
http://www.dspace.espol.edu.ec/handle/123456789/24543
http://www.dspace.espol.edu.ec/handle/123456789/24330
http://www.dspace.espol.edu.ec/handle/123456789/24658
http://www.dspace.espol.edu.ec/handle/123456789/24412
http://www.dspace.espol.edu.ec/handle/123456789/24625
http://www.dspace.espol.edu.ec/handle/123456789/24894
http://www.dspace.espol.edu.ec/handle/123456789/24421
http://www.dspace.espol.edu.ec/handle/123456789/24331
http://www.dspace.espol.edu.ec/handle/123456789/24597
http://www.dspace.espol.edu.ec/handle/123456789/24562
http://www.dspace.espol.edu.ec/handle/123456789/24544
http://www.dspace.espol.edu.ec/handle/123456789/24413
http://www.dspace.espol.edu.ec/handle/123456789/24332
http://www.dspace.espol.edu.ec/handle/123456789/24626
http://www.dspace.espol.edu.ec/handle/123456789/24619
http://www.dspace.espol.edu.ec/handle/123456789/24655
http://www.dspace.espol.edu.ec/handle/123456789/24610
http://www.dspace.espol.edu.ec/handle/123456789/24426
http://www.dspace.espol.edu.ec/handle/123456789/24414
http://www.dspace.espol.edu.ec/handle/123456789/24333
http://www.dspace.espol.edu.ec/handle/123456789/24669
http://www.dspace.espol.edu.ec/handle/123456789/25028
http://www.dspace.espol.edu.ec/handle/123456789/24630
http://www.dspace.espol.edu.ec/handle/123456789/24416
http://www.dspace.espol.edu.ec/handle/123456789/24428
http://www.dspace.espol.edu.ec/handle/123456789/24620
http://www.dspace.espol.edu.ec/handle/123456789/24627
http://www.dspace.espol.edu.ec/handle/123456789/24612
http://www.dspace.espol.edu.ec/handle/123456789/24673
http://www.dspace.espol.edu.ec/handle/123456789/24422
http://www.dspace.espol.edu.ec/handle/123456789/25047
http://www.dspace.espol.edu.ec/handle/123456789/24707
http://www.dspace.espol.edu.ec/handle/123456789/24631
http://www.dspace.espol.edu.ec/handle/123456789/24670
http://www.dspace.espol.edu.ec/handle/123456789/24628
http://www.dspace.espol.edu.ec/handle/123456789/25038
http://www.dspace.espol.edu.ec/handle/123456789/24731
http://www.dspace.espol.edu.ec/handle/123456789/24429
http://www.dspace.espol.edu.ec/handle/123456789/24671
http://www.dspace.espol.edu.ec/handle/123456789/24739
http://www.dspace.espol.edu.ec/handle/123456789/25049
http://www.dspace.espol.edu.ec/handle/123456789/25094
http://www.dspace.espol.edu.ec/handle/123456789/24716
http://www.dspace.espol.edu.ec/handle/123456789/25494
http://www.dspace.espol.edu.ec/handle/123456789/24430
http://www.dspace.espol.edu.ec/handle/123456789/24672
http://www.dspace.espol.edu.ec/handle/123456789/24748
http://www.dspace.espol.edu.ec/handle/123456789/25495
http://www.dspace.espol.edu.ec/handle/123456789/24700
http://www.dspace.espol.edu.ec/handle/123456789/24750
http://www.dspace.espol.edu.ec/handle/123456789/24725
http://www.dspace.espol.edu.ec/handle/123456789/24759
http://www.dspace.espol.edu.ec/handle/123456789/24764
http://www.dspace.espol.edu.ec/handle/123456789/24719
http://www.dspace.espol.edu.ec/handle/123456789/24757
http://www.dspace.espol.edu.ec/handle/123456789/24763
http://www.dspace.espol.edu.ec/handle/123456789/24765
http://www.dspace.espol.edu.ec/handle/123456789/24766
http://www.dspace.espol.edu.ec/handle/123456789/24767
http://www.dspace.espol.edu.ec/handle/123456789/24769
http://www.dspace.espol.edu.ec/handle/123456789/24776
http://www.dspace.espol.edu.ec/handle/123456789/24777
http://www.dspace.espol.edu.ec/handle/123456789/24770
http://www.dspace.espol.edu.ec/handle/123456789/24778
http://www.dspace.espol.edu.ec/handle/123456789/24785
http://www.dspace.espol.edu.ec/handle/123456789/24837
http://www.dspace.espol.edu.ec/handle/123456789/21883
http://www.dspace.espol.edu.ec/handle/123456789/21884
http://www.dspace.espol.edu.ec/handle/123456789/21885
http://www.dspace.espol.edu.ec/handle/123456789/21886
http://www.dspace.espol.edu.ec/handle/123456789/24415
http://www.dspace.espol.edu.ec/handle/123456789/21887
http://www.dspace.espol.edu.ec/handle/123456789/21888
http://www.dspace.espol.edu.ec/handle/123456789/21889
http://www.dspace.espol.edu.ec/handle/123456789/21890
http://www.dspace.espol.edu.ec/handle/123456789/21891
http://www.dspace.espol.edu.ec/handle/123456789/24495
http://www.dspace.espol.edu.ec/handle/123456789/21892
http://www.dspace.espol.edu.ec/handle/123456789/21893
http://www.dspace.espol.edu.ec/handle/123456789/24375
http://www.dspace.espol.edu.ec/handle/123456789/21894
http://www.dspace.espol.edu.ec/handle/123456789/21895
http://www.dspace.espol.edu.ec/handle/123456789/21896
http://www.dspace.espol.edu.ec/handle/123456789/21897
http://www.dspace.espol.edu.ec/handle/123456789/21898
http://www.dspace.espol.edu.ec/handle/123456789/24431
http://www.dspace.espol.edu.ec/handle/123456789/21899
http://www.dspace.espol.edu.ec/handle/123456789/21900
http://www.dspace.espol.edu.ec/handle/123456789/21901
http://www.dspace.espol.edu.ec/handle/123456789/24530
http://www.dspace.espol.edu.ec/handle/123456789/21902
http://www.dspace.espol.edu.ec/handle/123456789/21903
http://www.dspace.espol.edu.ec/handle/123456789/21904
http://www.dspace.espol.edu.ec/handle/123456789/21905
http://www.dspace.espol.edu.ec/handle/123456789/21906
http://www.dspace.espol.edu.ec/handle/123456789/24507
http://www.dspace.espol.edu.ec/handle/123456789/21907
http://www.dspace.espol.edu.ec/handle/123456789/21908
http://www.dspace.espol.edu.ec/handle/123456789/24440
http://www.dspace.espol.edu.ec/handle/123456789/21909
http://www.dspace.espol.edu.ec/handle/123456789/24376
http://www.dspace.espol.edu.ec/handle/123456789/21910
http://www.dspace.espol.edu.ec/handle/123456789/21911
http://www.dspace.espol.edu.ec/handle/123456789/21912
http://www.dspace.espol.edu.ec/handle/123456789/21913
http://www.dspace.espol.edu.ec/handle/123456789/24490
http://www.dspace.espol.edu.ec/handle/123456789/21914
http://www.dspace.espol.edu.ec/handle/123456789/21915
http://www.dspace.espol.edu.ec/handle/123456789/24491
http://www.dspace.espol.edu.ec/handle/123456789/21916
http://www.dspace.espol.edu.ec/handle/123456789/21917
http://www.dspace.espol.edu.ec/handle/123456789/21918
http://www.dspace.espol.edu.ec/handle/123456789/21919
http://www.dspace.espol.edu.ec/handle/123456789/21920
http://www.dspace.espol.edu.ec/handle/123456789/24505
http://www.dspace.espol.edu.ec/handle/123456789/21921
http://www.dspace.espol.edu.ec/handle/123456789/24377
http://www.dspace.espol.edu.ec/handle/123456789/21922
http://www.dspace.espol.edu.ec/handle/123456789/24441
http://www.dspace.espol.edu.ec/handle/123456789/21923
http://www.dspace.espol.edu.ec/handle/123456789/21924
http://www.dspace.espol.edu.ec/handle/123456789/24529
http://www.dspace.espol.edu.ec/handle/123456789/21925
http://www.dspace.espol.edu.ec/handle/123456789/21926
http://www.dspace.espol.edu.ec/handle/123456789/21927
http://www.dspace.espol.edu.ec/handle/123456789/21928
http://www.dspace.espol.edu.ec/handle/123456789/21929
http://www.dspace.espol.edu.ec/handle/123456789/21930
http://www.dspace.espol.edu.ec/handle/123456789/24493
http://www.dspace.espol.edu.ec/handle/123456789/21931
http://www.dspace.espol.edu.ec/handle/123456789/24531
http://www.dspace.espol.edu.ec/handle/123456789/21932
http://www.dspace.espol.edu.ec/handle/123456789/21933
http://www.dspace.espol.edu.ec/handle/123456789/21934
http://www.dspace.espol.edu.ec/handle/123456789/24496
http://www.dspace.espol.edu.ec/handle/123456789/21935
http://www.dspace.espol.edu.ec/handle/123456789/24578
http://www.dspace.espol.edu.ec/handle/123456789/21936
http://www.dspace.espol.edu.ec/handle/123456789/24442
http://www.dspace.espol.edu.ec/handle/123456789/21937
http://www.dspace.espol.edu.ec/handle/123456789/24497
http://www.dspace.espol.edu.ec/handle/123456789/24498
http://www.dspace.espol.edu.ec/handle/123456789/24381
http://www.dspace.espol.edu.ec/handle/123456789/24541
http://www.dspace.espol.edu.ec/handle/123456789/24559
http://www.dspace.espol.edu.ec/handle/123456789/24539
http://www.dspace.espol.edu.ec/handle/123456789/24445
http://www.dspace.espol.edu.ec/handle/123456789/24494
http://www.dspace.espol.edu.ec/handle/123456789/24537
http://www.dspace.espol.edu.ec/handle/123456789/24382
http://www.dspace.espol.edu.ec/handle/123456789/24514
http://www.dspace.espol.edu.ec/handle/123456789/24567
http://www.dspace.espol.edu.ec/handle/123456789/24501
http://www.dspace.espol.edu.ec/handle/123456789/24510
http://www.dspace.espol.edu.ec/handle/123456789/24446
http://www.dspace.espol.edu.ec/handle/123456789/24502
http://www.dspace.espol.edu.ec/handle/123456789/24506
http://www.dspace.espol.edu.ec/handle/123456789/24503
http://www.dspace.espol.edu.ec/handle/123456789/24383
http://www.dspace.espol.edu.ec/handle/123456789/24508
http://www.dspace.espol.edu.ec/handle/123456789/24384
http://www.dspace.espol.edu.ec/handle/123456789/24535
http://www.dspace.espol.edu.ec/handle/123456789/24511
http://www.dspace.espol.edu.ec/handle/123456789/24500
http://www.dspace.espol.edu.ec/handle/123456789/24533
http://www.dspace.espol.edu.ec/handle/123456789/24534
http://www.dspace.espol.edu.ec/handle/123456789/24504
http://www.dspace.espol.edu.ec/handle/123456789/24563
http://www.dspace.espol.edu.ec/handle/123456789/24656
http://www.dspace.espol.edu.ec/handle/123456789/24515
http://www.dspace.espol.edu.ec/handle/123456789/24542
http://www.dspace.espol.edu.ec/handle/123456789/24509
http://www.dspace.espol.edu.ec/handle/123456789/24512
http://www.dspace.espol.edu.ec/handle/123456789/24611
http://www.dspace.espol.edu.ec/handle/123456789/24545
http://www.dspace.espol.edu.ec/handle/123456789/24513
http://www.dspace.espol.edu.ec/handle/123456789/24516
http://www.dspace.espol.edu.ec/handle/123456789/10312
http://www.dspace.espol.edu.ec/handle/123456789/24560
http://www.dspace.espol.edu.ec/handle/123456789/24546
http://www.dspace.espol.edu.ec/handle/123456789/24572
http://www.dspace.espol.edu.ec/handle/123456789/24547
http://www.dspace.espol.edu.ec/handle/123456789/24781
http://www.dspace.espol.edu.ec/handle/123456789/24564
http://www.dspace.espol.edu.ec/handle/123456789/24598
http://www.dspace.espol.edu.ec/handle/123456789/24549
http://www.dspace.espol.edu.ec/handle/123456789/24732
http://www.dspace.espol.edu.ec/handle/123456789/24602
http://www.dspace.espol.edu.ec/handle/123456789/24551
http://www.dspace.espol.edu.ec/handle/123456789/24552
http://www.dspace.espol.edu.ec/handle/123456789/24634
http://www.dspace.espol.edu.ec/handle/123456789/24779
http://www.dspace.espol.edu.ec/handle/123456789/24660
http://www.dspace.espol.edu.ec/handle/123456789/21938
http://www.dspace.espol.edu.ec/handle/123456789/21939
http://www.dspace.espol.edu.ec/handle/123456789/21940
http://www.dspace.espol.edu.ec/handle/123456789/21941
http://www.dspace.espol.edu.ec/handle/123456789/21942
http://www.dspace.espol.edu.ec/handle/123456789/21943
http://www.dspace.espol.edu.ec/handle/123456789/21944
http://www.dspace.espol.edu.ec/handle/123456789/24635
http://www.dspace.espol.edu.ec/handle/123456789/21945
http://www.dspace.espol.edu.ec/handle/123456789/24385
http://www.dspace.espol.edu.ec/handle/123456789/21946
http://www.dspace.espol.edu.ec/handle/123456789/21947
http://www.dspace.espol.edu.ec/handle/123456789/24647
http://www.dspace.espol.edu.ec/handle/123456789/21948
http://www.dspace.espol.edu.ec/handle/123456789/21949
http://www.dspace.espol.edu.ec/handle/123456789/21950
http://www.dspace.espol.edu.ec/handle/123456789/24447
http://www.dspace.espol.edu.ec/handle/123456789/21951
http://www.dspace.espol.edu.ec/handle/123456789/21952
http://www.dspace.espol.edu.ec/handle/123456789/21953
http://www.dspace.espol.edu.ec/handle/123456789/21954
http://www.dspace.espol.edu.ec/handle/123456789/21955
http://www.dspace.espol.edu.ec/handle/123456789/24386
http://www.dspace.espol.edu.ec/handle/123456789/21956
http://www.dspace.espol.edu.ec/handle/123456789/24550
http://www.dspace.espol.edu.ec/handle/123456789/21957
http://www.dspace.espol.edu.ec/handle/123456789/21958
http://www.dspace.espol.edu.ec/handle/123456789/24599
http://www.dspace.espol.edu.ec/handle/123456789/21959
http://www.dspace.espol.edu.ec/handle/123456789/24518
http://www.dspace.espol.edu.ec/handle/123456789/21960
http://www.dspace.espol.edu.ec/handle/123456789/21961
http://www.dspace.espol.edu.ec/handle/123456789/21962
http://www.dspace.espol.edu.ec/handle/123456789/21963
http://www.dspace.espol.edu.ec/handle/123456789/21964
http://www.dspace.espol.edu.ec/handle/123456789/24568
http://www.dspace.espol.edu.ec/handle/123456789/24450
http://www.dspace.espol.edu.ec/handle/123456789/24394
http://www.dspace.espol.edu.ec/handle/123456789/24651
http://www.dspace.espol.edu.ec/handle/123456789/24553
http://www.dspace.espol.edu.ec/handle/123456789/24522
http://www.dspace.espol.edu.ec/handle/123456789/24448
http://www.dspace.espol.edu.ec/handle/123456789/24396
http://www.dspace.espol.edu.ec/handle/123456789/24570
http://www.dspace.espol.edu.ec/handle/123456789/24600
http://www.dspace.espol.edu.ec/handle/123456789/24771
http://www.dspace.espol.edu.ec/handle/123456789/25025
http://www.dspace.espol.edu.ec/handle/123456789/25424
http://www.dspace.espol.edu.ec/handle/123456789/24432
http://www.dspace.espol.edu.ec/handle/123456789/24664
http://www.dspace.espol.edu.ec/handle/123456789/24458
http://www.dspace.espol.edu.ec/handle/123456789/24674
http://www.dspace.espol.edu.ec/handle/123456789/24675
http://www.dspace.espol.edu.ec/handle/123456789/24586
http://www.dspace.espol.edu.ec/handle/123456789/24733
http://www.dspace.espol.edu.ec/handle/123456789/24604
http://www.dspace.espol.edu.ec/handle/123456789/24742
http://www.dspace.espol.edu.ec/handle/123456789/25374
http://www.dspace.espol.edu.ec/handle/123456789/25070
http://www.dspace.espol.edu.ec/handle/123456789/24476
http://www.dspace.espol.edu.ec/handle/123456789/24679
http://www.dspace.espol.edu.ec/handle/123456789/24717
http://www.dspace.espol.edu.ec/handle/123456789/24701
http://www.dspace.espol.edu.ec/handle/123456789/24681
http://www.dspace.espol.edu.ec/handle/123456789/24760
http://www.dspace.espol.edu.ec/handle/123456789/24726
http://www.dspace.espol.edu.ec/handle/123456789/25382
http://www.dspace.espol.edu.ec/handle/123456789/24768
http://www.dspace.espol.edu.ec/handle/123456789/24691
http://www.dspace.espol.edu.ec/handle/123456789/24786
http://www.dspace.espol.edu.ec/handle/123456789/25403
http://www.dspace.espol.edu.ec/handle/123456789/24772
http://www.dspace.espol.edu.ec/handle/123456789/24751
http://www.dspace.espol.edu.ec/handle/123456789/24718
http://www.dspace.espol.edu.ec/handle/123456789/24782
http://www.dspace.espol.edu.ec/handle/123456789/24807
http://www.dspace.espol.edu.ec/handle/123456789/24793
http://www.dspace.espol.edu.ec/handle/123456789/24752
http://www.dspace.espol.edu.ec/handle/123456789/24784
http://www.dspace.espol.edu.ec/handle/123456789/24868
http://www.dspace.espol.edu.ec/handle/123456789/24830
http://www.dspace.espol.edu.ec/handle/123456789/24794
http://www.dspace.espol.edu.ec/handle/123456789/24838
http://www.dspace.espol.edu.ec/handle/123456789/24863
http://www.dspace.espol.edu.ec/handle/123456789/24897
http://www.dspace.espol.edu.ec/handle/123456789/24854
http://www.dspace.espol.edu.ec/handle/123456789/24795
http://www.dspace.espol.edu.ec/handle/123456789/24839
http://www.dspace.espol.edu.ec/handle/123456789/24796
http://www.dspace.espol.edu.ec/handle/123456789/24914
http://www.dspace.espol.edu.ec/handle/123456789/24895
http://www.dspace.espol.edu.ec/handle/123456789/24845
http://www.dspace.espol.edu.ec/handle/123456789/24900
http://www.dspace.espol.edu.ec/handle/123456789/24907
http://www.dspace.espol.edu.ec/handle/123456789/24848
http://www.dspace.espol.edu.ec/handle/123456789/24923
http://www.dspace.espol.edu.ec/handle/123456789/24913
http://www.dspace.espol.edu.ec/handle/123456789/24925
http://www.dspace.espol.edu.ec/handle/123456789/24929
http://www.dspace.espol.edu.ec/handle/123456789/24928
http://www.dspace.espol.edu.ec/handle/123456789/24930
http://www.dspace.espol.edu.ec/handle/123456789/24932
http://www.dspace.espol.edu.ec/handle/123456789/24931
http://www.dspace.espol.edu.ec/handle/123456789/24935
http://www.dspace.espol.edu.ec/handle/123456789/24933
http://www.dspace.espol.edu.ec/handle/123456789/24937
http://www.dspace.espol.edu.ec/handle/123456789/24938
http://www.dspace.espol.edu.ec/handle/123456789/24936
http://www.dspace.espol.edu.ec/handle/123456789/24939
http://www.dspace.espol.edu.ec/handle/123456789/24941
http://www.dspace.espol.edu.ec/handle/123456789/24946
http://www.dspace.espol.edu.ec/handle/123456789/24951
http://www.dspace.espol.edu.ec/handle/123456789/24973
http://www.dspace.espol.edu.ec/handle/123456789/21965
http://www.dspace.espol.edu.ec/handle/123456789/21966
http://www.dspace.espol.edu.ec/handle/123456789/21967
http://www.dspace.espol.edu.ec/handle/123456789/21968
http://www.dspace.espol.edu.ec/handle/123456789/21969
http://www.dspace.espol.edu.ec/handle/123456789/21970
http://www.dspace.espol.edu.ec/handle/123456789/24463
http://www.dspace.espol.edu.ec/handle/123456789/21971
http://www.dspace.espol.edu.ec/handle/123456789/21972
http://www.dspace.espol.edu.ec/handle/123456789/21973
http://www.dspace.espol.edu.ec/handle/123456789/21974
http://www.dspace.espol.edu.ec/handle/123456789/24477