@ARTICLE{
author={Kosic-Spasojevic Ljubica,Trailovic Dragisa R,Krstic Nikola E},
year={2017},
title={Age-dependent electrocardiographic and echocardiographic changes in German Shepherd dogs},
journal={IRANIAN JOURNAL OF VETERINARY RESEARCH},
volume={18},
number={1},
pages={43-48},
document_type={Article},
} 

@ARTICLE{
author={Potkonjak Aleksandar,Vracar Vuk,Stancic Ivan B,Kosic-Spasojevic Ljubica,Bacic Dragan,Cincovic Marko R,Toholj Bojan,Stevancevic Ognjen,Ristic Zoran A},
year={2014},
title={Occurrence of Bartonella Henselae, FeLV and FiV Infection in 60 Stray Cats from Serbia},
journal={ACTA VETERINARIA-BEOGRAD},
volume={64},
number={3},
pages={378-385},
document_type={Article},
}