Tuteski Ognen
Faculty of Mechanical Engineering, “Ss. Cyril and Methodius” University in Skopje, P.O. Box 464, MK-1001 Skopje, Republic of North Macedonia
Kočov Atanas
Faculty of Mechanical Engineering, “Ss. Cyril and Methodius” University in Skopje, P.O. Box 464, MK-1001 Skopje, Republic of North Macedonia