Azkiyah, Fardatul, Drs. Djony Izak Rudyardjo, M.Si., and Jan Ady. “Optimization of Additional Composition Variations ZnO Nanoparticles on The Characteristics of Porous Hydroxypatite As Bone Filler”. Indonesian Applied Physics Letters 2, no. 2 (December 2, 2021): 40–48. Accessed September 8, 2024. https://e-journal.unair.ac.id/IAPL/article/view/31699.