Browsing by Author Bravo Cevallos, Johnny Aldrin
Showing results 1 to 1 of 1
| Issue Date | Title | Author(s) |
|---|---|---|
| 2012 | Producción de Biodiesel a base de piñón | Álava Vélez, David Eduardo; Bravo Cevallos, Johnny Aldrin; Castillo, María José, Directora |