E. Nurfani, et al. “Blueshift of the Optical Bandgap in ZnO Films by Controlling the Substrate Temperature: Eka Nurfani, Cindy Chotimah, M.S. Anrokhi, G.T.M. Kadja, W.S. Sipahutar, A. Mustaqim, A. Rianjanu”. Jurnal Fisika Dan Aplikasinya, vol. 21, no. 1, May 2025, doi:10.12962/j24604682.v21i1.2701.