Veni Wahyuni, Jonuarti R, Ratnawulan, Hidayat R. Synthesis of Hydroxyapatite From Egg Shells Using Precipitation Methods For Bone Implant Application. Department of Physics, Universitas Negeri Padang [Internet]. 2023 Sep. 30 [cited 2024 Dec. 18];1(2). Available from: https://jeap.ppj.unp.ac.id/index.php/jeap/article/view/16