A. Al-Haj, M., and A.-A. M. Al-Hamdani. “New Outlook for the Stratigraphy of Sinjar Formation (Paleocene-Early Eocene) in Sinjar Anticline Northwestern Iraq”. Rafidain Journal of Science, vol. 16, no. 3, Feb. 2005, pp. 51-64, doi:10.33899/rjs.2005.41346.