THE INFLUENCE OF THE NON-SYMMETRIC PUNCHING PROCESS PARAMETER ON THE HOLE SHAPE AND QUALITY OF A COMMERCIALLY PURE TITANIUM SHEET. J. Teknol. [Internet]. 2023 Nov. 18 [cited 2024 Dec. 19];86(1):1-13. Available from: https://journals.utm.my/jurnalteknologi/article/view/16848