Pérez Muñoz, Milagros Mercedes, Martha Isabel Sáenz Ramos, and Jóse Evenor Martínez González. 2015. “Growth of Tilapias Oreochromis Niloticus in Monosexual Culture and Both Sexes, in Semi-Intensive Production Systems”. Universitas (León) 6 (1). Nicaragua, NI:72-79. https://doi.org/10.5377/universitas.v6i1.13697.