20190319135000.0 Annals of the University of Petroşani 1454-9166 1454-9166 Annals of the University of Petroşani. Mechanical Engineering (Print) Annals of the University of Petroşani Annals of the University of Petroşani. Mechanical Engineering (Print) 1454-9166 Romania 1454-9166 1454-9166