R. Ryb and M. Ka?avsk, “Fluid Flow Analysis of Porous Metals in Solar Thermal Applications”, IJSBAR, vol. 30, no. 2, pp. 167–177, Oct. 2016, Accessed: May 10, 2026. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/6406