Under Cover Authors Jovanovski Bogdan Faculty of Mechanical Engineering, “Ss. Cyril and Methodius” University in Skopje, P.O. Box 464, MK-1001, Skopje, Republic of North Macedonia Abstract Under Cover Downloads PDF Published 29-12-2025 Issue Vol. 43 No. 2 (2025): MECHANICAL ENGINEERING SCIENTIFIC JOURNAL Section Table of contents