L. S. . Taji, D. E. . Wiyono, A. D. . Karisma, A. . Surono, and E. O. . Ningrum, “Hydroxyapatite Based Material: Natural Resources, Synthesis Methods, 3D Print Filament Fabrication, and Filament Filler”, joe, vol. 8, no. 1, pp. 26–35, Sep. 2025.