Widjiastuti, I., S. Kunarti, F. D. Retnaningsih, E. K. Ningtyas, D. F. Suryani, and A. H. Kusuma. “Proliferation of Odontoblast-Like Cells Following Application of a Combination of Calcium Hydroxide and Propolis”. Dental Journal, vol. 52, no. 4, Dec. 2019, pp. 183-6, doi:10.20473/j.djmkg.v52.i4.p183-186.