Prihantoro, Rudy, Doddy Sutarno, and Nurhasan Nurhasan. “Direct Method Solution of 3-D Magnetotelluric Modeling Using Vector Finite Element Method”. Journal of Mathematical and Fundamental Sciences 51, no. 1 (April 30, 2019): 77-89. Accessed October 25, 2025. https://journals.itb.ac.id/index.php/jmfs/article/view/4846.