Freddy Prias, Omar, Meylin González Cortés, Tamara León Aliz, Erenio González Suárez, and Viatcheslav Kafarov. “Definition of Investigation Macroprojects in the Productive Chain of Bioethanol and Hydrogen Trhough of the Technological Surveillance”. Centro Azúcar Journal 33, no. 1 (January 1, 2006). Accessed June 7, 2025. http://centroazucar.uclv.edu.cu/index.php/centro_azucar/article/view/600.