@article{ author = {Arefifard, Sakineh, Moradi Lirkashasi, Noshin, Algeo, Thomas, Schueth, Jonathan , Zhang, Lei}, title = {Planktonic foraminiferal-based Biostratigraphy of Upper Cretaceous deposits with emphasis on the Cenomanian-Turonian and Cretaceous-Paleogene boundaries in the northeastern part of the Kabirkuh anticline, southeastern Ilam}, journal = {Iranian Journal of Petroleum Geology}, year = {2026}, volume = {15}, number = {29}, pages = {19-40}, doi = {} }