A. D. Rincon-Quintero, Z. Ardila-Caballero, C. L. Sandoval Rodriguez, P. J. Almanza Merchán, and E. Fernandez Fernandez, “Primary combustion control of cocoa pod husk pellets: Effects of kaolin additives and air velocity on efficiency and emissions”, Sustainable Engineering and Innovation, vol. 7, no. 2, pp. 589-604, Dec. 2025.