1. Prof., PhD., Eng., Czestochowa University of Technology, The Faculty of Civil Engineering, Department of Concrete Structures and Geotechnics
2. MSc. Eng., Czestochowa University of Technology, The Faculty of Civil Engineering, Department of Concrete Structures and Geotechnics
3. Assoc. Prof., PhD., Eng., Czestochowa University of Technology, The Faculty of Civil Engineering, Department of Concrete Structures and Geotechnics, Ul. Akademicka 3, 42-200Czestochowa, Poland