Syamsuddin, Yanna, Hesti Meilina, Friday Septavia, and Rahmad Darmawan. 2013. “Effect of Skimmed-Milk and Starter Addition on Lactic Acid Formation in Soyghurt”. International Journal on Advanced Science, Engineering and Information Technology 3 (4):314-17. https://doi.org/10.18517/ijaseit.3.4.316.