Browsing by Author Valdivieso Erreyes, Jonathan Stalin
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| Preview | Issue Date | Title | Author(s) |
|---|---|---|---|
| 2022 | Evaluación superficial de la vía Loja Saraguro, tramo 7+500 a 17+000 | Ortíz Viñan, Ana Paulina; Valdivieso Erreyes, Jonathan Stalin |
