Authors
Alexis Daniel Negrea
Valahia University of Targoviste, Faculty of Materials Engineering and Mechanics, Targoviste, Romania
Ion Florin Popa
Valahia University of Targoviste, Faculty of Materials Engineering and Mechanics, Targoviste, Romania
Veronica Despa
Valahia University of Targoviste, Faculty of Materials Engineering and Mechanics, Targoviste, Romania