?url_ver=Z39.88-2004&rft_id=10.1080%2F13657305.2018.1497104&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Mohottala+Gedara&rft.aufirst=Kule&rft.au=Mohottala+Gedara%2C+Kule&rft.title=Aquaculture%2C+Economics+and+Management&rft.issn=1365-7305&rft.volume=23&rft.atitle=Efficiency+of+culture-based+fisheries+production+in+village+irrigation+systems+of+Sri+Lanka&rft.issue=1&rft.date=2+January+2019&rft.genre=article