Rajapaksha, R. R. A. K. N.; Thilakarathne, B. L. S.; Kondarage, Yashodha G.; De Silva, Rajitha(Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)
Jayasekara, D. D. G. T.; Wijayanayake, A. N.; Dissanayake, A. R.(Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)
Karunarathna, Yashodha; Wijayakulasooriya, Janaka; Ekanayake, Janaka; Perera, Pasindu(Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)
Ranathunga, M. I. D.; Wijayanayake, A. N.; Niwunhella, D. H. H.(Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)
Perera, Theruwanda; Wickramarachchi, Ruwan; Wijayanayake, A. N.(Department of Industrial Management, Faculty of Science, University of Kelaniya Sri Lanka, 2021)