Isolation, Screening and Fermentation Performance of Exopolysaccharide-producing Streptococcus thermophilus from Tibetan Kefir
XIE Xin，PING Wen-xiang，GE Jing-ping
FOOD SCIENCE . 2011, (13): 225 -228 .  DOI: 10.7506/spkx1002-6630-201113049