VICTOR-EKWEBELEM, M. O.; CHINEDU, N. L.; KELECHI-MATHEW, O. O.; OHANU, U. C.; OYEWUMI, A. E. Investigation of Fungal Degradation Efficiency on Spent Engine Oil. European Journal of Science, Innovation and Technology, v. 5, n. 2, p. 252-261, 12 May 2025.