Jayasinghe, MTR; Kulatilake, SAS; Alwis, KGNC; Angammana, RB; Perera, GDTS(Engineering Research Unit, Faculty of Engiennring, University of Moratuwa, 1997-11)
Jayasinghe, MTR; Jayathilake, SAVSW; Perera, KAAA; Wickramasinghe, P(Engineering Research Unit, Faculty of Engiennring, University of Moratuwa, 1997-11)