Ahmad Raad Raheem, Dr. Shaheda Akthar, Dr. Shaik Mohammad Rafi. “An Imperfect Debugging Software Reliability Growth Model: Optimal Release Problems through Warranty Period Based on Software Maintenance Cost Model”. Design Engineering (October 11, 2021): 3136-3143. Accessed May 8, 2024. http://www.thedesignengineering.com/index.php/DE/article/view/5247.