GURSOY A, DURLU OZKAYA D, YILDIZ F, ASLIM B. Set Type Yoghurt Production by Exopolysaccharide Producing Turkish Origin Domestic Strains of Streptococcus thermophilus (W22) and Lactobacillus delbrueckii ssp. bulgaricus. Kafkas Univ Vet Fak Derg,  16 (1):  S81-S86,  2010. DOI: 10.9775/kvfd.2009.1520