By Rossi E.   Ettala M.   in Water Science and Technology

ISSN:0273-1223|33|2|133-141

Elsevier‎(1996)‎

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By Maurice C.   Ettala M.   Lagerkvist A.   in Water, Air, and Soil Pollution

ISSN:0049-6979|113|1|203-216

Springer Publishing Company ‎(1999)‎

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By Hirvonen A.   Tuhkanen T.   Ettala M.   Korhonen S.   Kalliokoski P.   in Environmental Technology

ISSN:1479-487X|19|8|821-828

Taylor & Francis Ltd‎(1998)‎

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