Bartecki K. Concentric-tube heat exchanger laboratory setup – functional extensions and preliminary tests toward a layered control structure. Bull. Pol. Acad. Sci. Tech. Sci. [Internet]. 2026 Aug. 19 [cited 2026 Oct. 14];74(5):1142. Available from: https://wydawnictwo.pan.pl/index.php/bpasts/article/view/1142