POPPER, Miroslav et al. The influence of lactobacilli culture and flax-seed on selected biochemical parameters of weaned piglets from problematic breeding. In IPC. International scientific conference on probiotocs and prebiotics (IPC 2014), Budapest, 24th-26th June 2014 : Conference proceedings. 1. vyd. - Kysucké Nové Mesto : PAMIDA, 2014. ISBN 978-80-89589-09-8, s. 141.