Aswan, A., Zaim, Y., Rizal, Y. and Prasetyo, U. 2015. Molluscan Evidence for Slow Subsidence in the Bobotsari Basin during the Plio-Pleistocene, and Implications for Petroleum Maturity. Journal of Mathematical and Fundamental Sciences. 47, 2 (Jun. 2015), 185-204. DOI:https://doi.org/10.5614/j.math.fund.sci.2015.47.2.6.