Agro-energy for sustainable agriculture and rural development [elektronický zdroj] : / proceedings of international scientific conference / / editor Kristína Mandalová . Nitra :  Slovak University of Agriculture , 2016 . 1 CD-ROM (71 s) . ISBN 978-80-552-1584-6
http://www.slpk.sk/eldo/2017/zborniky/9788055215846.pdf . [3, z toho požičaných 0]