Zakaria, M. A., M. Hossain, and A. A. Moral. “Comparative Efficacy of Nanofilled and Microfilled Resin-Modified Glass Ionomer As Pits and Fissure Sealant in Permanent Molar Teeth”. Bangabandhu Sheikh Mujib Medical University Journal, vol. 10, no. 2, May 2017, pp. 53-57, doi:10.3329/bsmmuj.v10i2.31877.