Silitonga, Y. W., Lubis, R. H., & Harahap, Q. H. (2019). Utilization of Salak Sidimpuan (Salacca sumatrana Becc) as A Nata De Salacca Substrate in Sitaratoit Village South Tapanuli Selatan Sumatera Utara. Journal of Saintech Transfer, 1(2), 175-180. https://doi.org/10.32734/jst.v1i2.818