1. Bujnak, J., Furtak, K. & Odrobinak, J. 2003. Influence of Tension Stiffening of Concrete on Flexural Behaviour of Composite Girders under Negative Bending. In Science, Education and Society at the Edge of Millenium„Proc. 11th International Scientific Conference. Section No. 1 Engineering, Zilina17-18September 2003, University of Zilina edition.
2. Odrobinak, J. & Bujnak, J. 2002 Behaviour of Composite Steel and Concrete Beam underNegative Bending.In TRANSCOM 2003, Proc. the 5th European Conference ofYoung Research and Science Workers in Transport and Telecommunications, Zilina 15-18 June, University of Zilina edition.