Pratiwi, D., Salim, R. F., Putri, T. P. S. and Hasan, A. E. Z. (2024) “Evaluation of physical properties of glass ionomer cement modified by ethanolic extract of propolis”, Dental Journal, 57(3), pp. 172–177. doi: 10.20473/j.djmkg.v57.i3.p172-177.