Cieslakiewicz, Waldemar, Samkelo Khumalo, Daniel Madyira, Dewald Scholtz, and Jan Sterfontein. “An Experimental and Numerical Investigation of Particles Fluid Dynamic Flow and Energy Transfer in a Heat Exchanger. Part 1. An Experimental and Numerical Granular Material Flowability Study”. Technical Sciences 28, no. 28 (May 6, 2025): 35–63. Accessed December 5, 2025. https://czasopisma.uwm.edu.pl/index.php/ts/article/view/10781.