Díaz -Abreu, Julio A., and Aldo Hernández-Monzón. “Biochemical Engineering: A Precursory Antecedent of the Present Biotechnology in Cuba”. Chemical Technology 41, no. 1 (March 3, 2021): 60-74. Accessed July 5, 2022. https://tecnologiaquimica.uo.edu.cu/index.php/tq/article/view/5180.