TY - RPRT TI - Microbiological aspects of ground-water recharge injection of purified unchlorinated sewage effluent at Bay Park, Long Island, N. Y. AU - G. G. Ehrlich AU - Theodore A. Ehlke AU - John Vecchioli PY - 1973 UR - https://pubs.usgs.gov/publication/70160714 ID - 70160714 ER -