Min-Shiang Hwang and Cheng-Chi Lee and Shiang-Feng Tzeng, A New Knapsack Public-Key Cryptosystem Based on Permutation Combination Algorithm. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. September 2009, vol. 33(9). 2291 - 2296 [viewed 23 September 2024]. Available from: https://publications.waset.org/pdf/1875.