1. Professor, Dept. of Steel Structures and Structural Mechanics, Civil Engineering Faculty, Politehnica Univ. of Timisoara, 300224 Timisoara, Romania; and Senior Researcher 1, Laboratory of Steel Structures, Romanian Academy—Timisoara Branch, Bd. Mihai Viteazul, No. 1, 300223 Timisoara, Romania.
2. Associate Professor, Dept. of Steel Structures and Structural Mechanics, Civil Engineering Faculty, Politehnica Univ. of Timisoara, 300224 Timisoara, Romania; and Senior Researcher 3, Laboratory of Steel Structures, Romanian Academy—Timisoara Branch, Bd. Mihai Viteazul, No. 1, 300223 Timisoara, Romania (corresponding author).
3. Assistant Professor, Dept. of Steel Structures and Structural Mechanics, Civil Engineering Faculty, Politehnica Univ. of Timisoara, 300224 Timisoara, Romania.