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ISSN:1938-6478|2002|16|360-377

Water Environment Federation‎(2002)‎

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By Chowdhry Bhagwan   Roll Richard   Xia Yihong   in The American Economic Review

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By Lannon Robert P.   Roll Richard R.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2008|7|7919-7934

Water Environment Federation‎(2008)‎

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By Roll Richard R.   Schlientz Hubert W.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2012|13|2859-2888

Water Environment Federation‎(2012)‎

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By Roll Richard R.   Lannon Robert P.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2001|16|542-562

Water Environment Federation‎(2001)‎

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By Roll Richard R.   Benson Theresa L.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2000|4|301-319

Water Environment Federation‎(2000)‎

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ISSN:1938-6478|2002|12|324-338

Water Environment Federation‎(2002)‎

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By Roll Richard R.   Lannon Robert P.   Cowan Casey W.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2005|11|4752-4770

Water Environment Federation‎(2005)‎

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By Roll Richard R.   Game Robert E.   Lannon Robert P.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2008|2|639-649

Water Environment Federation‎(2008)‎

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By Roll Richard R.   Bolents William G.   Zaepfel Albert C.   in Proceedings of the Water Environment Federation

ISSN:1938-6478|2000|9|942-956

Water Environment Federation‎(2000)‎

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