Echeverry-Castañeda, S., Cárdenas-Vera, A. F., Ordóñez-Carmona, O., & Muñoz-Aguirre, O. (2010). Structural aspects and vein systems relations of the Segovia-Remedios mining district. Universidad Pedagógica y Tecnológica de Colombia - UPTC.
Čikaški stil citiranja (17. izdanje)Echeverry-Castañeda, Sebastián, Alán Fernando Cárdenas-Vera, Oswaldo Ordóñez-Carmona, i Oscar Muñoz-Aguirre. Structural Aspects and Vein Systems Relations of the Segovia-Remedios Mining District. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2010.
MLA način citiranja (9. izdanje)Echeverry-Castañeda, Sebastián, et al. Structural Aspects and Vein Systems Relations of the Segovia-Remedios Mining District. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2010.
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