Herrera Carvajal, D. A., Rincón Bayona, J. E., & Sánchez, S. M. (2021). Behavior of the inorganic chemistry of bituminous coals in the Checua - Lenguazaque syncline. Universidad Pedagógica y Tecnológica de Colombia - UPTC.
Čikaški stil citiranja (17. izdanje)Herrera Carvajal, David Alejandro, John Elkin Rincón Bayona, i Sandra Manosalva Sánchez. Behavior of the Inorganic Chemistry of Bituminous Coals in the Checua - Lenguazaque Syncline. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2021.
MLA način citiranja (9. izdanje)Herrera Carvajal, David Alejandro, et al. Behavior of the Inorganic Chemistry of Bituminous Coals in the Checua - Lenguazaque Syncline. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2021.
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