AKINYEMI O. P.; ALAUSA O. I.; KADIRI O. M.3. Comparative Study of Impact of Zinc Oxide and Copper (II) Oxide Nanoparticles on Viscosity of Water Based Drilling Fluid. International Journal of Engineering and Management Research, [S. l.], v. 10, n. 4, p. 68–74, 2020. DOI: 10.31033/ijemr.10.4.11. Disponível em: https://ijemr.vandanapublications.com/index.php/ijemr/article/view/219. Acesso em: 22 jul. 2024.