I. A. Hassan, A. Sadikin, and N. Mat Isa. “The Computational Modeling of Falling Film Thickness Flowing over Evaporator Tubes”. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, vol. 14, no. 1, Oct. 2015, pp. 24-37, https://semarakilmu.com.my/journals/index.php/fluid_mechanics_thermal_sciences/article/view/2574.