Ortega Gómez, Carlos, Franco Ortega Betancourth, Francisco Torres Martínez, and Tulio Lagos Burbano. 2010. “Agronomic Performance of Seven Genotypes of Maize Yellow Zea May-S L. Under Conditions of Warm Climate”. Revista De Ciencias Agrícolas 27 (1), 18-26. http://revistas.udenar.edu.co/index.php/rfacia/article/view/45.