Gaillot, Jérémie, y Daniel Vachard. «The Khuff Formation (Middle East) and Time-Equivalents in Turkey and South China: Biostratigraphy from Capitanian to Changhsingian Times (Permian), New Foraminiferal Taxa, and Palaeogeographical Implications». Coloquios de Paleontología 57 (enero 15, 2008): 37–223. Accedido noviembre 23, 2024. https://revistas.ucm.es/index.php/COPA/article/view/COPA0707110037B.