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 (September 30, 1988): 461–470. Accessed March 19, 2026. https://et.ippt.gov.pl/index.php/et/article/view/1725.