Wulandari, E., Wardani, F. R. A., Fatimattuzahro, N. and Dewanti, I. D. A. R. (2022) “Addition of gourami (Osphronemus goramy) fish scale powder on porosity of glass ionomer cement”, Dental Journal, 55(1), pp. 33–37. doi: 10.20473/j.djmkg.v55.i1.p33-37.