Mun Hoe Hooi, Wei King Tiong, Kim Gaik Tay, San Nah Sze, and Kang Leng Chiew. “Simulation of Internal Undular Bores of Depression Propagating over a Slowly Varying Region”. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, vol. 70, no. 1, Mar. 2024, pp. 13-27, https://semarakilmu.com.my/journals/index.php/fluid_mechanics_thermal_sciences/article/view/6180.