VASAL, S. K.; VERGARA, N.; MCLEAN, M. Strategies in developing tropical maize hybrids. Agronomía Mesoamericana, [S. l.], v. 5, p. 184–189, 1994. Disponível em: https://revistas.ucr.ac.cr/index.php/agromeso/article/view/60515. Acesso em: 17 jul. 2024.