Rinaldo, and A. Haris. “Characterization of Overpressure in Well Al, North Sumatra Basin: Evaluation of Pore Pressure Using the Eaton Method and Sonic-Density Crossplot”. Jurnal Penelitian Pendidikan IPA 11, no. 4 (April 25, 2025): 667–671. Accessed December 13, 2025. https://jppipa.unram.ac.id/index.php/jppipa/article/view/10911.