Hengky Bowo Ardhiyanto, Widowati Siswomihardjo, and Tetiana Haniastuti, “JUMLAH OSTEOBLAS PADA PROSES PENYEMBUHAN TULANG PASCA IMPLANTASI HIDROKSIAPATIT SINTESIS DARI KALSIT: NUMBER OF OSTEOBLAST IN BONE HEALING PROCESS AFTER IMPLANTATION OF SYNTHETIC HYDROXYAPATITE FROM CALCITE”, Dentika Dental J., vol. 17, no. 2, pp. 145 - 149, Dec. 2012.