By Welker M.   Steinberg C.   in Water Research

ISSN:0043-1354|33|5|1159-1164

Elsevier‎(1999)‎

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By Welker M.   Bickel H.   Fastner J.   in Water Research

ISSN:0043-1354|36|18|4659-4663

Elsevier‎(2002)‎

Access to resources Favorite 7.9046087

By Walz N   Welker M   in Journal of Plankton Research

ISSN:1464-3774|20|11|2071-2087

Oxford University Press‎(1998)‎

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