M. Kačániová, P. Haščík, J. Petrová, L. Hleba, and M. Mellen, “BACTERIA IN CHICKEN GASTROINTESTINAL TRACT DETECTED BY REAL TIME PCR AFTER BEE POLLEN APPLICATION IN CHICKENS DIET”, J microb biotech food sci, vol. 3, no. special issue 1 (Microbiology), pp. 100–102, Feb. 2014.