Casanova E., Liliana, Johana Solarte L., and Oscar Checa C. 2013. “Evaluation of Four Densities of Sowing in Seven Promissory Lines of Bush Pea (Pisum Sativum L.)”. Revista De Ciencias Agrícolas 29 (2):129-40. https://revistas.udenar.edu.co/index.php/rfacia/article/view/462.