Popović, Predrag, and Ljubomir M. Janković. “Prilog Rasmatranju Problema Veka Alata Za Prosecanje I Probijanje”. Advanced Technologies and Materials 2 (June 30, 1976): 28–48. Accessed October 31, 2024. https://jged.uns.ac.rs/index.php/atm/article/view/JTP.1976.1.3.