Anan, Haidar Salim. «Early Paleogene Agglutinated Foraminifera from the Middle East (Egypt and Arabia) and Their Distribution in the Tethys». Spanish Journal of Palaeontology 31, no. 2 (abril 25, 2020): 353–367. Accedido septiembre 20, 2024. https://pasquin.uv.es/index.php/sjpalaeontology/article/view/17161.