Eko Ningtyas, E.A. et al. 2015. Fluor Consentration After Fissured Sealent As The Time Observed With Fuji Vii As Glass Ionomer Cement. Jurnal Riset Kesehatan. 1, 1 (Aug. 2015), 23–28. DOI:https://doi.org/10.31983/jrk.v1i1.281.