What can be the main goals of the 21st century's company, or the role of sustainable development in corporate strategy, and it´s demonstration through green projects analysis [elektronický zdroj] / David Kosztyi, Attila Kovács .
In: Business management - practice and theory in the 21st century / Manažment podniku - prax a teória 21. storočia [1 CD-ROM (833 s.)]. -- Nitra : Slovak University of Agriculture, 2013. -- ISBN 978-80-552-1026-1. -- S. 288-293
http://www.slpk.sk/eldo/2013/zborniky/032-13/se2/Kosztyi_Kovacs.pdf .