“A Study on Sustainable Eggshell-Derived Hydroxyapatite/CMC Membranes: Enhancing Flexibility and Thermal Stability for Sustainable Development Goals (SDGs)”, Indones. j. sci. technol., vol. 10, no. 2, pp. 191–206, Sep. 2025, Accessed: Jun. 07, 2026. [Online]. Available: https://ijost.upi.edu/index.php/ijost/article/view/449