Lifecycle analysis at small and medium enterprises - theory and practice / Csaba Bálint Illés, Anna Dunay, Emese Tatár .
In: SMEs´management in the 21st century - challenges and solutions [423 s.]. -- Czestochowa : Czestochowa University of Technology, 2012. -- ISBN 978-83-63500-16-0. -- ISSN 1428-1600. -- S. 26-40 .