Fleisher, R. L. (1977): Oligocene planktonic foraminiferal assemblages from Deep Sea Drilling Project sites in the Indian Ocean. Am. Geophys. Union, Washington, D.C., United States, In: Heirtzler, J. R. (editor), Bolli, H. M. (editor), Davies, T. A. (editor), Saunders, J. B. (editor), Sclater, J. G. (editor), Indian Ocean geology and biostratigraphy; studies following Deep-Sea Drilling legs 22-29, 459-467, georefid:1978-039316