Uju, Uju, Joko Santoso, Wahyu Ramadhan, and Muhammad Fakhri Abrory. 2018. “Extraction of Native Agar from Gracillaria Sp With Ultrasonic Acceleration at Low Temperature”. Jurnal Pengolahan Hasil Perikanan Indonesia 21 (3): 414-22. https://doi.org/10.17844/jphpi.v21i3.24711.