Timm, T.; Erséus, C.; Lundberg, S. (1996). New and unusual records of freshwater oligochaeta from the Scandinavian Peninsula. Nordic Journal of Freshwater Research. 72:15-29.
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Timm, T.; Erséus, C.; Lundberg, S.
1996
New and unusual records of freshwater oligochaeta from the Scandinavian Peninsula.