Hadadi, Mohammad, Shafiee Ardestani, Meysam, Vahidinia, Mohammad, Gharaee, Mohammad (2020) ‘Investigation of main planktonic foraminifera bio-events at the base of the Coniacian and Santonian stages in the Surgah Formation, Maleh-Kuh and Sarkan wells, South west of Khoram Abad’, Iranian Journal of Petroleum Geology, 9(17), pp. 62-75. doi: