Arisanti, C., Rachmawati, H, Pamudji, J.S., & Sumirtapura, Y.C. (2012). Chitosan Reinforced Alginate Microcapsules Retained The Release of Papain in Simulated Gastric Fluid. Journal Pharmaceutical Science and Application, 1(1), 47–61. https://doi.org/10.24843/JPSA.2012.v01.i01.p05