SulmiyatiS.; SaidN. S.; FahrodiD. U.; MalakaR.; MaruddinF. The Physicochemical, Microbiology, and Sensory Characteristics of Kefir Goat Milk with Different Levels of Kefir Grain. Tropical Animal Science Journal, v. 42, n. 2, p. 152-158, 23 Jul. 2019.