Lobanov Y, Petchenko G. The technique of calculating the profile of a mirror reflector for discharge lamps of cylindrical shape and its testing on the example of design of an industrial lamp type ZhSP-250. LEPE [Internet]. 2020 Sep. 3 [cited 2025 Apr. 3];1(57):22-7. Available from: https://lepe.kname.edu.ua/index.php/lepe/article/view/428