MASKAĽOVÁ, Iveta - VAJDA, Vladimír - TIMKOVIČOVÁ LACKOVÁ, Petra. The relation of the nutritional composition of TMR and the ures concentration in milk for evaluation nutrition and effeciency of protein utilization in lactating dairy cows. In Scientific Day of Animal Breeding. 7th Scientific Day of Animal Breeding in Gödöllő : International Conference. 1. vyd. - Gödöllö : Szent István University, 2019. ISBN 978-963-269-865-6, s. 72.