Sukamta, S. . “Computational Fluid Dynamics (CFD) and Experimental Study of Two-Phase Flow Patterns Gas-Liquid With Low Viscosity in a Horizontal Capillary Pipe”. CFD Letters, vol. 11, no. 8, Jan. 2021, pp. 16-23, https://akademiabaru.com/submit/index.php/cfdl/article/view/3179.