Mulyani, Sri, Kusuma Melati Faizun Sunarko, and Bhakti Etza Setiani. 2021. “Pengaruh Lama Fermentasi Terhadap Total Asam, Total Bakteri Asam Laktat Dan Warna Kefir Belimbing Manis (Averrhoa Carambola)”. Jurnal Ilmiah Sains 21 (2):113-18. https://doi.org/10.35799/jis.21.2.2021.31416.