T. T. Gani, R. Ekantini, H. Hartono, and K. D. P. Jati, “Evaluation of Cup Disc Ratio and RNFL Thickness Based on Goldmann Visual Field Test”, OI, vol. 48, no. 2, pp. 12–19, Mar. 2023, doi: 10.35749/journal.v48i2.100665.