1. Al-Nuaimy, Q. A. (1990). Study of large foraminifera in middle cretaceous (Albian–Cenomanian). Ph.D. thesis, University of Baghdad.
2. Calonge, A., Caus, E., Bernaus, J. M., & Agui Jar, M. (2002). Praealveolina (Foraminifera) species: A tool to date Cenomanian platform sediments. Micropaleontology, 48, 53–66.
3. Caus, E., & Hottinger, L. (1986). Particularidades de la fauna (foraminiferos) del Cretacico superior pirenaico. Paleontol i Evol, 20, 115–123.
4. Caus, E., Gomez-Garrido, A., Simo, A., & Soriano, K. (1993). Cenomanian-Turonian platform to basin integrated stratigraphy in the South Pyrenees (Spain). Cretaceous Research, 14, 531–555.
5. Caus, E., Teixell, A., & Bernaus, J. M. (1997). Depositional model of a Cenomanian-Turonian extensional basin (Sopeira Basin. NE Spain): Interplay between tectonics, eustasy and biological productivity. Palaeogeography, Palaeoclimatology, Palaeoecology, 129, 23–36.