N. Repčić, N. Pervan, and I. Šarić. Proceedings of the 15th International Research/Expert Conference „Trends in the Development of Machinery and Associated Technology” TMT 2011, page 765-768. Prague, Czech Republic, (2011)
N. Repčić, I. Šarić, and A. Muminović. Proceedings of the 15th International Research/Expert Conference „Trends in the Development of Machinery and Associated Technology” TMT 2011, page 993-996. Prague, Czech Republic, (2011)