1. Ablaev, A.G., Khudik, V.D., Biryulina, M.G., Pletnev, S.P. and Ashurov, A.A., 1992, Biostratigraphy of the Musau Trench (Caroline Basin). Geo-Marine Letters, Springer-Verlag, New York, 12, 236–239.
2. Abramovich, S., Keller, G., Stube, D. and Berner, Z., 2003, Characterization of late Campanian and Maastrichtian planktonic foraminiferal depth habitats and vital activities based on stable isotopes. Palacogcography, Palacoclimatology, Palacoccology, 202, 1–29.
3. Anderson, T.F. and Arthur, M.A., 1983, Stable isotopes of oxygen and carbon and their application to sedimentologic and palacoenvironmental problems. Stale isotopes in sedimentary gcology. SEPM Short Course, 10, 1–151.
4. Archana Tewari, Hart, M.B. and Watkison, M.P., 1996, A reviced lithostratigraphic classification of the Cretaceous rocks of the Trichipoly District, Cauvery Basin, and Southeast India. Contributions of XV Indian Colloquium on Micropal. Stral. Dchra Dun, p. 789–800.
5. Barrera, E., 1994, Global environmental changes preceding the Cretaccous-Tertiary boundary: Early-late Maastrichtian transition. Geology, 22, 877–880.