Budiman, Herdi, and Jamalludin Talib. “Prolate Spheroidal Coordinate: An Approximation To Modeling Of Ellipsoidal Drops In Rotating Disc Contractor Column”. Journal of Science and Technology 3, no. 1 (June 2, 2011). Accessed February 25, 2024. https://publisher.uthm.edu.my/ojs/index.php/JST/article/view/213.