Kusý, Ondrej, 1984- Basis to economic valuation of quality of products and production processes. In: Trnava : AlumniPress, 2009. -- CO-MAT-TECH 2009. Industrial Engineering, Management and Quality for 21st century. [CD-ROM] : Proceedings of the 17th International Science Conference, Trnava 22.-23. October 2009. -- s.192-197. -- 978-80-8096-100-8.