Duc, H. T., Bao Tran, L. T., Thao, T. N., Lanh, C. V., & Thuy, N. T. (2023). Optical properties of circular photonic crystal fibers filled with carbon tetrachloride . Vietnam Journal of Science and Technology, 61(6), 984–999. https://doi.org/10.15625/2525-2518/17045