@ARTICLE {SONNANTE:1996, title = {Relationships of Vigna unguiculata (L) Walp., V. vexilata (L) A.Rich. and species of section Vigna based on isozyme variation}, author = {Sonnante, G. and Piergiovanni, A. R. and Ng, N. Q. and Perrino, P. }, journal = {Genetic Resources and Crop Evolution}, year = {1996}, volume = {43}, pages = {157--165}, }