TY - BOOK AU - Perera, W. G. S. TI - A geospatial analysis of non-revenue water reduction with special reference to Colombo municipal council aria U1 - 910.285 PY - 2018/// KW - Geographical information systems KW - Geospatial analysis N1 - Thesis submitted to the Faculty of Graduate Studies, University of Sri Jayewardenepura for the partial fulfillment of the Master Degree of Science in GIS and Remote sensing on 2015/2017 ER -