OKAFOR , M.J.; CHIDOZIE , E.I. Impact of different soil amendments on crude oil polluted soil and performance of maize. AgroChemistry and Soil Science, [S. l.], v. 85, p. 19–27, 2016. DOI: 10.31073/acss85-03. Disponível em: https://agrochemsoilsci.org/index.php/journal/article/view/153.. Acesso em: 16 jul. 2026.