C. Utama, Zuprizal, C. Hanim, and Wihandoyo, “Probiotic Testing of Lactobacillus brevis and Lactobacillus plantarum from Fermented Cabbage Waste Juice”, Pak. J. Nutr., vol. 17, no. 7, pp. 323–328, Jun. 2018, doi: 10.3923/pjn.2018.323.328.