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Ionuţ Radu Răcănel
assoc. prof., Strength of Materials, Bridges and Tunnels Department, Faculty of Railways, Roads and Bridges, Technical University of Civil Engineering, Bucharest
Vlad Daniel Urdăreanu
assoc assist.ing, Strength of Materials, Bridges and Tunnels Department, Faculty of Railways, Roads and Bridges, Technical University of Civil Engineering, Bucharest