Hossam El-din H. Ahmed and Hamdy M. Kalash and Osama S. Farag Allah, Implementation of RC5 Block Cipher Algorithm for Image Cryptosystems. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. August 2007, vol. 8(8). 2429 - 2434 [viewed 23 September 2024]. Available from: https://publications.waset.org/pdf/1943.