Isola John Oluwasina, Abisoye, and Ayobami Mosunmola. “Remediation of Spent Engine Oil Polluted Soil Using Glycine Max (L.) (Soybean) and Vigna Unguiculata (L.) (Cowpea)”. Global Journal of Science Frontier Research 20, no. H1 (January 15, 2020): 43–48. Accessed May 3, 2024. https://journalofscience.org/index.php/GJSFR/article/view/2636.