By Trypus John   Mattingly John   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2003|10|647-653

Water Environment Federation‎(2003)‎

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By Trypus John   Darrow William   Mattingly John   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2003|3|767-774

Water Environment Federation‎(2003)‎

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By Trypus John   Drews Paul   Mattingly John   Witwer Michael   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2002|6|494-503

Water Environment Federation‎(2002)‎

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By Trypus John F.   Gans Roger L.   Murphy Timothy J.   Doane Jonathan W.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2001|15|457-472

Water Environment Federation‎(2001)‎

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By Trypus John   Gans Roger   McDonough Jane   Lake David   Murphy T.J.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2003|11|195-202

Water Environment Federation‎(2003)‎

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