Mutter, W. K., F. H. Mohammed, and M. M. Ahmed. “Aphron-Microbubbles: A Friendly Innovation in Enhancing Water-Based Mud Performance for Future Drilling Operations in Iraqi Depleted”. Journal of Petroleum Research and Studies, vol. 16, no. 3, Sept. 2026, pp. 21-39, doi:10.52716/jprs.v16i3.933.