Diaz, F., D. Perla, and J. Rivera. “Evaluation of the Reaction and Agronomic Performance of Varieties of Cowpea, <i>Vigna unguiculata</i> (L.), under the Attack of Root-Knot Nematode, <i>Meloidogyne</i> Spp., and Its Subsequent Effect on the Production of Sweet Potato”. FHIA. Programa De Hortalizas, Dec. 2010, pp. 135-4, https://camjol.info/index.php/FHIAPH/article/view/235.