Le, A.-T., T.-H. Pham Thi, V.-D. Vu, M.-T. Hoang Thi, and B.-N. Nguyen Thi. “Hybrid Affine Cipher and Eigenvector Methods for Cryptography”. HPU2 Journal of Science: Natural Sciences and Technology, vol. 3, no. 3, Dec. 2024, pp. 80-87, doi:10.56764/hpu2.jos.2024.3.3.80-87.