A. Hirmiz, S., T. Al-Youzbakey, K., & J. Aswad, K. (2005). Factors Controlling the Mineralogical and Chemical Distributions in Safra Member (Upper Maastrichtian), Western Desert, Iraq. Rafidain Journal of Science, 16(5), 43–56. https://doi.org/10.33899/rjs.2005.42248