. A. N. Kumalaningrum, “Optimasi ekstraksi karagenan dari Kappaphycus alvarezii berbantu metode enzim selulase dan gelombang ultrasonik : Optimization of carrageenan extraction from Kappaphycus alvarezii using ultrasonic-assisted cellulase extraction (UACE) ”, JPHPI, vol. 28, no. 2, pp. 187–209, Feb. 2025, doi: 10.17844/jphpi.v28i2.61454.