Li, Y. F. (2013). 密碼學協定的安全分析之研究 [master's thesis, National Taichung University of Science and Technology]. Airiti Library. https://doi.org/10.6826/NUTC.2013.00012
Li, H., & Wang, Y. (2022). The History of Cryptography and Its Applications. International Journal of Social Science and Education Research, 5(3), 343-349. https://doi.org/10.6918/IJOSSER.202203_5(3).0056