Ćupić, V., S. Dobrić, B. Antonijević, and S. Čelebićanin. “The Significance of Rational Use of Drugs in Veterinary Medicine for Food Safety*”. Scientific Journal "Meat Technology", Vol. 52, no. 1, June 2011, pp. 74-79, http://www.journalmeattechnology.com/index.php/meat_technology/article/view/261.