JAŠUREK, Jozef - KRÁLIK, Marián. Simulation of production systems in virtual reality of programme Witness. In Mechanical Engineering 2010 : 13th international conference on the occasion of the 70th anniversary of the beginning of education of mechanical engineering students at the Slovak University of Technology in Bratislava. Bratislava, 21.10. 2010. Proceedings of the papers. Bratislava : Slovak University of Technology in Bratislava, 2010, s.S3-103- - S3-108. ISBN 978-80-227-3304-5. J*