Purba, Gusmita Enda Lorenza, Rasyidah Rasyidah, and Ulfayani Mayasari. 2024. “Isolation and Identification of Gelatinase-Producing Bacteria at The Estuary of Lubuk Tukko Beach Tapanuli Tengah”. Median : Jurnal Ilmu Ilmu Eksakta 16 (1):11-21. https://doi.org/10.33506/md.v16i1.3072.