Santhy Galung , Firman. “Pengaruh Variasi Penambahan Gula Terhadap Pembentukan Serat (Ketebalan) Nata De Langsat (Lansium Domesticum) ”. Dewantara Journal of Technology 1, no. 2 (March 10, 2021): 1-5. Accessed July 13, 2025. https://jurnal.polidewa.ac.id/index.php/djtech/article/view/37.