AIDOO, R. .; NIMOH, F. .; BAKANG, J.-E. A. .; OHENE-YANKYERA, K. .; FIALOR, S. C. .; MENSAH , J. O. .; ABAIDOO , R. C. Estimation of Margins and Efficiency in the Ghanaian Yam Marketing Chain . Asian Journal of Agriculture and Rural Development, [S. l.], v. 2, n. 2, p. 226–234, 2012. Disponível em: http://archive.aessweb.com/index.php/5005/article/view/550. Acesso em: 26 apr. 2024.