Noguera-Talavera, Álvaro, et al. “Morphological Differences of Reproductive Material of Native Marango (Moringa Oleifera Lam.) and Improved Variety (Moringa Oleifera Var. PKM)”. La Calera, vol. 17, no. 28, July 2018, pp. 39-42, doi:10.5377/calera.v17i28.6368.