1.
Gutiérrez MG, Mariño LD, Buitrago RA, Duran-Galvis J. Analysis of coal production for its exporting activity in North of Santander. reflex. contab. [Internet]. 2021 Jul. 1 [cited 2024 Jul. 3];4(2):36-4. Available from: https://revistas.ufps.edu.co/index.php/RC/article/view/3554