Y. Witono, A. ., and S. B. Widjanarko, “Purification and Partial Characterization of Protease from Biduri (Calotropis gigantea) Latex”, J. Teknol Industri Pangan, vol. 18, no. 1, p. 1, May 2010, Accessed: Aug. 13, 2026. [Online]. Available: https://journal.ipb.ac.id/jtip/article/view/369