1. Department of Operations Research, Faculty of Graduate Studies for Statistical Research, Cairo University, Giza 12613, Egypt
2. Department of Mathematics, College of Science and Arts, Al-Badaya, Qassim University, Buraydah 51951, Saudi Arabia
3. Department of Logistics, University of Defence in Belgrade, Belgrade 192204, Serbia
4. Mathematics and Statistics Department, College of Science, Taibah University, Yanbu, Saudi Arabia
5. Department of Mathematics, Faculty of Science, Tanta University, Tanta, Egypt