1. Pithonella ovalis from the early Cenomanian of England;Banner;Micropaleontology,1972
2. Numerical climate modelling, a frontier in petroleum source rock prediction: results based on Cretaceous simulations;Barron;Bulletin of the American Association of Petroleum Geologists,1985
3. Cretaceous Pithonella from Israel;Bein;Micropaleontology,1976
4. Contribution à l'étude des Pithonella de la craie parisienne;Bignot;Revue de Micropaléontologie,1964
5. Jurassic and Cretaceous Calcisphaerulidae from DSDP Leg 27, eastern Indian Ocean;Bolli,1974