TY - BOOK AU - Bowatte, P. G. G. K. TI - Identification of helicopter landing spots in landslide prone areas in the central province of Sri Lanka U1 - 910.285 PY - 2017/// KW - Geographical information systems KW - Landslide prone areas N1 - Thesis submitted to the Faculty of Graduate Studies, University of Sri Jayewardenepura for the partical fulfilment of the Master Degree of Science in Geographic Information systems and Remote sensing 2017 ER -