D. S. Mondloe, H. K. Ghritlahre, G. K. Agrawal, K. Rathore, H. Naik, and O. Parmar, “Effects of roughness geometry on heat transfer, fluid flow and thermo-hydraulic performance of solar air heaters: A comprehensive review”, at, vol. 47, no. 2, pp. 5–57, Jul. 2026.