Haoua, Bori, et al. “Caractérisation Agronomique De Six (6) Morphotypes De Voandzou (Vigna Subterranea L. Verdc) cultivés Au Niger”. European Scientific Journal, ESJ, vol. 30, June 2024, p. 465, https://test.eujournal.org/index.php/esj/article/view/18270.