Movrin, D., Penčić, M., Dudić, S., Čavić, M., Milutinović, M., & Vilotić, D. (2016). Experimental investigation of contact conditions in tube end forming process by tapering. Advanced Technologies and Materials, 41(2), 45–54. Retrieved from https://jged.uns.ac.rs/index.php/atm/article/view/jtp.2016.41.2.5