Adisaputra, Mimin Karmini, and Dida Kusnida. 2010. “Paleocene Postgenetic Accumulation of Nannoplankton on the Phillipsite Minerals in Roo Rise, Indian Ocean”. Indonesian Journal on Geoscience 5 (1):49-56. https://doi.org/10.17014/ijog.5.1.49-56.