Ciszkiewicz, Adam, Janusz Jaglarz, and Tadeusz Uhl. “Recognizing Steel Elements With BRDF and K-Nearest Neighbors”. Metrology and Measurement Systems 30, no. 4 (December 30, 2023): 721–736. Accessed October 16, 2026. https://wydawnictwo.pan.pl/index.php/mms/article/view/5243.