By Petersson Erik   in Canadian Journal of Zoology

ISSN:1480-3283|90|10|1207-1214

NRC Research Press‎(2012)‎

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By Svensson Bo G.   Tallmark Bo   Petersson Erik   in Aquatic Insects

ISSN:0165-0424|22|2|81-98

Taylor & Francis Ltd‎(2000)‎

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By Dahl Jonas   Dannewitz Johan   Karlsson Lars   Petersson Erik   Löf Anna   Ragnarsson Bjarne   in Canadian Journal of Zoology

ISSN:1480-3283|82|12|1864-1870

NRC Research Press‎(2004)‎

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By Olsén K Håkan   Petersson Erik   Ragnarsson Bjarne   Lundqvist Hans   Järvi Torbjörn   in Canadian Journal of Fisheries and Aquatic Sciences

ISSN:1205-7533|61|3|328-331

NRC Research Press‎(2004)‎

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