Browsing by Author Vélez Aguirre, Gustavo Fernando
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| Preview | Issue Date | Title | Author(s) |
|---|---|---|---|
| 2001 | Obras Civiles para la central hidroeléctrica Chinchipe (Etapa de prefactibilidad) / | Sánchez Paladines, José Aurelio; Vélez Aguirre, Gustavo Fernando |
