Almahdawi, D. F. H. M. ., D. M. N. . Hussain, and H. S. Jasim. “Plum Tree Gums As Local Alternatives for Foreign Drilling Fluid Materials”. Journal of Petroleum Research and Studies, vol. 7, no. 3, June 2017, pp. 51-65, doi:10.52716/jprs.v7i3.158.