POŠIVÁK, Ján et al. Application of glycerin additives on changes of metabolic parameters in dairy cows. In Middle European Buiatrics Congress. konferencia. XVII. Middle European Buiatrics Congress, May 3-6, 2017, Štrbské Pleso : Proceedings Book. 1. vyd. - Košice : UVLF, 2017. ISBN 978-80-8077-531-5, s. 158-160.