MARTÍNEZ APARICIO, German; PATARROYO, Pedro; TERRAZA MELO, Roberto. Lithology and geochemistry of the Guadalupe Group base around Tunja, Boyacá, Colombia. Boletín Geológico, [S. l.], n. 47, p. 35–65, 2020. DOI: 10.32685/0120-1425/boletingeo.47.2020.494. Disponível em: https://revistas.sgc.gov.co/index.php/boletingeo/article/view/494. Acesso em: 22 feb. 2025.