De, Reena; Rao, C. N.; Kaul, I. K.; Sunta, C. M.; Nambi, K. S. V.; Bapat, V. N. (1984): Thermoluminescence ages of oceanic carbonate sediments; oozes and chalks, from DSDP Sites 216, 217, 219 and 220 in the northern Indian Ocean. Gordon and Breach Science Publishers, New York, NY, United States, Modern Geology, 8 (3), 207-215, georefid:1984-039858