Киричек, Петр, and Александр Шостачук. “IMPROVEMENT OF OPERATING PROPERTIES OF PARTS OF FLEXOGRAPHIC SHEET MACHINES”. SWorldJournal 6, no. 06-06 (December 30, 2020): 38–46. Accessed December 22, 2024. https://sworldjournal.com/index.php/swj/article/view/swj06-06-144.