Ogiriki, Shadrach Olise, Jennifer Oyindamola Adepoju, Adeyinka Sikiru Yusuff, and Victor Anochie. “Physical Properties of Agbabu and Yegbata Bitumen in Nigeria”. Journal of Applied Science & Process Engineering 5, no. 1 (March 31, 2018): 227–241. Accessed May 10, 2025. https://unipub.unimas.my/ojs/index.php/JASPE/article/view/427.