1. Urosevic Milivoje:
Center for Preservation of Indigenous Breeds,Belgrade,Serbia
2. Matejevic Milosava:
University of Novi Sad,Trg Dositeja Obradovica 3, 21000 Novi Sad,Serbia
3. Drobnjak Darko:
Center for Preservation of Indigenous Breeds,Belgrade,Serbia
4. Ozkanal Umit:
Faculty of Education, Eskisehir Osmangazi University,Turkey