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Josef Vičan
Department of Structures and Bridges, Faculty of Civil Engineering, University of Žilina, Žilina, Slovak Republic.
Jozef Jošt
Department of Structures and Bridges, Faculty of Civil Engineering, University of Žilina, Žilina, Slovak Republic
Jozef Gocál
Department of Structures and Bridges, Faculty of Civil Engineering, University of Žilina, Žilina, Slovak Republic