Takahashi, Masakazu; Sugahara, Noriyuki; Shibata, Masashi(Department of Industrial Management, Faculty of Science, University of Kelaniya, Sri Lanka, 2020)
Rajapaksha, R.M. I. U.; Perera, P.S.H.; Nandasena, P.K.D.M.; Gunarathna, P.S.T.K.; Kanishka, P.P.D. Gihan; Ranaweera, A.L.A.K.; Kalingamudali, S.R.D.(Department of Industrial Management, Faculty of Science, University of Kelaniya, Sri Lanka, 2020)
Yasarathna, Tharindu Lakshan; Munasinghe, Lankeshwara(Department of Industrial Management, Faculty of Science, University of Kelaniya, Sri Lanka, 2020)
Jayabodhi, L.W.D.C.; Rajapakse, Chathura; Senanayake, J.M.D.(Department of Industrial Management, Faculty of Science, University of Kelaniya, Sri Lanka, 2020)