?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=+Akoteyon+Isaiah+S.&rft.aulast=Akoteyon&rft.aufirst=Isaiah+S.&rft.volume=6&rft.issn=2060-3274&rft.title=Journal+of+environmental+geography&rft.pages=29-36&rft.atitle=Evaluation+of+groundwater+quality+using+water+quality+indices+in+parts+of+Lagos-Nigeria&rft.date=2013&rft.issue=1-2&rft.genre=article