A. A. M. B. Hastuti, K. Zai, P. Risdanareni, R. Karolina, and I. Mustafa, “Physico-Chemical and Structural Characterization of Mixed Natural Polymer Hydrogels Under Simulated Gastrointestinal Fluid”, Indonesian J Pharm, vol. 35, no. 3, pp. 491–500, Sep. 2024.