Sirisena, H.; Hewawitanagamage, U.R.; Munasinghe, J.; Sakalasooriya, N.; Kalansooriya, J.
(University of Kelaniya, 2006)
Expansion of the boundaries of human knowledge is the key to enhance the quality of
civilizations. Knowledge results in systems. Systems, in turn, make better environments
where human beings could maintain high standards ...