Castro-Rincón, Edwin, José Mojica-Rodríguez, Juan Corulla-Fornaguera, and Carlos Lascano-Aguilar. “Green Legume Fertilizers: Integration in Agricultural and Livestock Systems in the Tropics”. Agronomía Mesoamericana 29, no. 3 (September 1, 2018): 711-729. Accessed August 20, 2019. https://revistas.ucr.ac.cr/index.php/agromeso/article/view/31612.