MIGNOUNA, D. B.; T, A.; A, A.; B, A.; O, P.; VM, M.; R, A.; M, A. Economic Analysis of Yam Seed Tuber Systems in Nigeria. JOURNAL OF ROOT CROPS, [S. l.], v. 39, n. 2, p. 221–229, 2015. Disponível em: https://journal.isrc.in/index.php/jrc/article/view/138. Acesso em: 17 may. 2024.