Ratnapala, U. Mangalika, S. Samarasinghe, Y.A.K.
A Hydrological study of hard rock aquifers in the Hulanda Oya basin
627.1(548.7)
HYDROLOGY
WATER RESOURCES
A Hydrological study of hard rock aquifers in the Hulanda Oya basin
627.1(548.7)
HYDROLOGY
WATER RESOURCES