Affiliation: | 1. Department of Management Science, Ghulam Ishaq Khan Institute of Engineering Sciences & Technology, Topi, Swabi, KPK, Pakistan;2. Department of Management Sciences, GIK Institute of Engineering Sciences and Technology, Pakistan;3. MS in Engineering Management, Department of Management Science & Humanities, Ghulam Ishaq Khan Institute of Engineering Sciences & Technology, Pakistan;4. University of Naples “Parthenope”, Department of Engineering, Isola C4, Centro Direzionale Napoli, Italy;5. Online Repository Manager, National Centre for Research Methods (NCRM), University of Southampton, Highfield, Southampton SO17 1BJ, UK;1. Department of Chemistry, Faculty of Sciences, Universidad de Burgos, Plaza Misael Bañuelos s/n, 09001 Burgos, Spain;2. Department of Mathematics and Computation, Faculty of Sciences, Universidad de Burgos, Plaza Misael Bañuelos s/n, 09001 Burgos, Spain;1. Department of Physics, Faculty of Science, University of Maroua, P.O. Box 814, Cameroon;2. Department of Physics, Chemistry and Mathematics, Alabama A&M University, Normal, AL 35762-7500, USA;3. Department of Mathematics and Statistics, Tshwane University of Technology, Pretoria 0008, South Africa;4. Department of Physics, Faculty of Science, University of Ngaoundere, P.O. Box 454, Cameroon;5. School of Electronics and Information Engineering, Wuhan Donghu University, Wuhan 430212, People''s Republic of China;6. Department of Mathematics, Faculty of Science and Arts, Yozgat Bozok University, 66100 Yozgat, Turkey;7. Science Program, Texas A&M University at Qatar, PO Box 23874, Doha, Qatar |