Popović, Predrag. “Prilog Koncepcijskoj Analizi mašina Za Obradu Materijala Deformisanjem statičkog Dejstva”. Advanced Technologies and Materials 1 (December 1, 1975): 49–69. Accessed September 20, 2024. https://atm-journal.uns.ac.rs/index.php/atm/article/view/576.