Authors
Sorin Mihai Radu
Mechanical, Industrial and Transportation Engineering Department, University of Petrosani, Romania
Florin Vîlceanu
Mechanical, Industrial and Transportation Engineering Department, University of Petrosani, Romania
Mihaela Toderaș
Mining Engineering, Surveying and Civil Engineering Department, University of Petrosani, Romania
Ilie Iucal
Ph.D student, Mechanical, Industrial and Transportation Engineering Department, University of Petrosani, Romania
Alexandra Lihoacă
Mechanical, Industrial and Transportation Engineering Department, University of Petrosani, Romania
Stela Dinescu
Mechanical, Industrial and Transportation Engineering Department, University of Petrosani, Romania