Forage conservation : proceedings of 17th international conference, 27th-29th September, 2016, Horný Smokovec, Slovak Republic / editori Ľubica Rajčáková ; recenzenti Ladislav Hetényi, Mária Chrenková . Lužianky :  National agricultural and food centre , 2016 . ISBN 978-80-89418-46-6 .