OLUWANISOLA, O. P., & ABDULRAHAMAN, A. A. (2018). Anatomical and Physiological Effects of Spent-Engine Oil on Two Varieties of Abelmoschus esculentus (L.) Moench. from Malvaceae. Notulae Scientia Biologicae, 10(4), 584–596. https://doi.org/10.15835/nsb10410265