Wu, Qingtao, X. L. Zhang, R. J. Zheng, and M. C. Zhang. “Probability-Symmetric Storage Allocation for Distributed Storage Systems Based on Network Coding”. International Journal of Online and Biomedical Engineering (iJOE) 9, no. S4 (May 1, 2013): pp. 64–68. Accessed April 20, 2024. https://online-journals.org/index.php/i-joe/article/view/2659.