Sacheti, N.C., S.K. Bhargava, and B.S. Bhatt. “Forced Convection in a Fluid Layer of Two Immiscible Fluids Occuping a Finite Height Over a Naturally Permeable Wall”. Engineering Transactions 36, no. 3 (October 1, 1988): 461–470. Accessed June 9, 2025. https://et3.ippt.pan.pl/index.php/et/article/view/1725.