O. UHEGBU, F.; I. AKUBUGWO, E.; J. IWEALAB, E.; C. UHEGBU, O. Impact of spent engine oil on soil and the growth of Zea mays seeds. Scientific Journal of Environmental Sciences, [S. l.], v. 1, n. 1, p. 1-8, 2012. Disponível em: http://sjournals.com/index.php/sjes/article/view/1276. Acesso em: 22 jul. 2024.