"usgs-circular-1262" . "Ground Water in Freshwater-Saltwater Environments of the Atlantic Coast"^^ . "2003"^^ . "http://pubs.usgs.gov/circ/2003/circ1262/"^^ . "report" . . . . . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid2 . _:genid2 . _:genid2 . _:genid2 . _:genid3 . _:genid3 . _:genid3 . _:genid3 .