Quiroga Olarte, L. J., Bohórquez, M. P., & Santa Guzmán, L. F. (2020). Multi-temporal analysis of the Peru-Colombia fluvial border by satellite images analysis based on geographical objects during the period 1989-2015. Universidad Pedagógica y Tecnológica de Colombia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Quiroga Olarte, Leidy Johanna, Martha Patricia Bohórquez, و Luis Fernando Santa Guzmán. Multi-temporal Analysis of the Peru-Colombia Fluvial Border by Satellite Images Analysis Based on Geographical Objects During the Period 1989-2015. Universidad Pedagógica y Tecnológica de Colombia, 2020.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Quiroga Olarte, Leidy Johanna, et al. Multi-temporal Analysis of the Peru-Colombia Fluvial Border by Satellite Images Analysis Based on Geographical Objects During the Period 1989-2015. Universidad Pedagógica y Tecnológica de Colombia, 2020.
