Enviro Nitra 2017 [elektronický zdroj] : 22nd international scientific conference, 4th – 6th October 2017, Mountain hotel AKADEMIK - Račkova dolina / editors Klaudia Halászová ... [et al.] . Nitra :  Slovak University of Agriculture , 2018 . 1 CD-ROM (48 s) . ISBN 978-80-552-1800-7
http://www.slpk.sk/eldo/2018/dl/9788055218007.pdf . [3, z toho požičaných 0]