Source Area Weathering, Paleo-Environment and Paleo-Climatic Conditions of Soils from Bitumen Rich Ode Irele Area of Ondo State, Nigeria. European Journal of Engineering and Technology Research, [S. l.], v. 4, n. 3, p. 59–67, 2019. DOI: 10.24018/ejeng.2019.4.3.1159. Disponível em: https://mail.ej-eng.org/index.php/ejeng/article/view/1159. Acesso em: 1 nov. 2025.