ESSIEN, Ubong. Shale volume and porosity delineation of coast swamp depobelt in Niger delta region, Nigeria, using well log. International Journal of Advanced Geosciences, [S. l.], v. 7, n. 2, p. 142–146, 2019. DOI: 10.14419/ijag.v7i2.29772. Disponível em: https://www.sciencepubco.com/index.php/IJAG/article/view/29772.. Acesso em: 30 apr. 2024.