Afifah, Fifi, and Sari Edi Cahyaningrum. “SINTESIS DAN KARAKTERISASI HIDROKSIAPATIT DARI TULANG SAPI (Bos Taurus) MENGGUNAKAN TEKNIK KALSINASI SYNTHESIS AND CHARACTERIZATION OF HYDROXYAPATITE FROM COW BONES (Bos Taurus) USING CALCINATION TECHNIQUES”. Unesa Journal of Chemistry, vol. 9, no. 3, Nov. 2020, pp. 189-96, doi:10.26740/ujc.v9n3.p189-196.