"An Assessment of Physicochemical characteristics of Awotan dumpsite in Ibadan, South western Nigeria" (2020) Nigerian Journal of Physiological Sciences, 35(1), ص 101–108. موجود في: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/575 (تاريخ الوصول: 6 مايو 2026).