Velazquez-Araque L, Cárdenas Murillo J, Carrillo V, Valenzuela J. Study of possibilities pelletizing cocoa shell Ecuador and their use as biofuel. Revista UG [Internet]. 2015 Sep. 2 [cited 2026 Apr. 19];121(3):79-84. Available from: https://revistas.ug.edu.ec/index.php/rug/article/view/273