By Ungar Thomas A.   Schnipke David   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2002|6|334-341

Water Environment Federation‎(2002)‎

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By Ungar Thomas   Sheely Gary   Conway Shannon   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2012|11|5098-5106

Water Environment Federation‎(2012)‎

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