Mardiah, M., Novidahlia, N., Khoirunnisa, M., Hanafi, H., & Aminullah, A. (2021). A synergistic of pectinase, cellulase, and glucoamylase on anthocyanin content and extraction yield of roselle petals (Hibiscus sabdariffa L.). Jurnal Teknologi &Amp; Industri Hasil Pertanian, 26(2), 65–71. https://doi.org/10.23960/jtihp.v26i2.65-71