Gutiérrez Soto, Marco V. “Edgar Vargas Gonzalez; The Man, the Scientist and Agro-Ecologist. After Ten Years of His Death (January 21, 1939 - May 3, 2007)”. Agronomía Mesoamericana 28, no. 2 (April 30, 2017). Accessed April 26, 2024. https://revistas.ucr.ac.cr/index.php/agromeso/article/view/28536.