[1]
Quiroga Olarte, L.J. et al. 2020. Multi-temporal analysis of the Peru-Colombia fluvial border by satellite images analysis based on geographical objects during the period 1989-2015. Perspectiva Geográfica. 25, 1 (Aug. 2020), 77–98. DOI:https://doi.org/10.19053/01233769.9377.