Devi, Dr. D. Sarada. “Probabilistic Analysis of a Three-Unit Series-Parallel System With Common-Cause, Human Error and Environmental State Failures”. International Journal Of Mathematics And Computer Research 12, no. 01 (February 1, 2024): 3988-3990. Accessed November 18, 2024. https://ijmcr.in/index.php/ijmcr/article/view/685.