Evaluation of maize, cowpea, cassava and sweet potato intercrop systems. Journal of Science and Technology, [S. l.], v. 11, n. 2, p. 53–58, 2016. DOI: 10.4314/just.v11i2.1048. Disponível em: https://journal.knust.edu.gh/index.php/just/article/view/1048. Acesso em: 11 jun. 2026.