C. K. . ZHI, M. N. . LANI, Y. . HAMZAH, F. T. AHMAD, and N. H. . NIK UBAIDILLAH, “CHARACTERISATION OF LACTIC ACID BACTERIA ISOLATED FROM KEFIR MILK MADE FROM DAIRY AND NON-DAIRY SOURCES AND THEIR SENSORY ACCEPTANCE”, UMT JUR, vol. 3, no. 2, pp. 37–50, Apr. 2021.