Wickramasuriya, S.S.
Survey of potential sites for installation of hydraulic ram pumps - Moratuwa University of Moratuwa 1998 - 110 p., photo.(col.)
PUMPS
621.227 / W5
Survey of potential sites for installation of hydraulic ram pumps - Moratuwa University of Moratuwa 1998 - 110 p., photo.(col.)
PUMPS
621.227 / W5