KOSTIUK N, TYMCHUK V. RESEARCH ON THE STRESS-STRAIN STATE OF A PUNCH DURING HOLE PUNCHING IN THIN SHEET METAL USING NUMERICAL MODELING. Herald of Khmelnytskyi National University. Technical sciences [Internet]. 2025 Sep. 25 [cited 2026 Jan. 26];357(5.1):261-7. Available from: https://heraldts.khmnu.edu.ua/index.php/heraldts/article/view/1919