Nagasinghe, I. I. U Permeable reactive barriers (PRBS) with locally available reactive materials to remediate groundwater contaminated by landfill-leachate - Galle I. I. U. Nagasinghe 2018 - xii,132,xlvii p. Subjects--Topical Terms: CONTAMINANT HYDROLOGYGOUNDWATERWATER TESTING Dewey Class. No.: 628.16 / NAG