by Hesthagen, T. (Norwegian Inst. for Nature Research, Trondheim (Norway)), Berger, H.M, Sevaldrud, I.H
Published in Ambio (01.03.1999)

by Frilund, Gunn E., Koksvik, Jarl, Rikstad, Anton, Berger, Hans M.
Published in Fauna norvegica (26.01.2010)

by Frilund, Gunn E, Koksvik, Jarl, Rikstad, Anton, Berger, Hans M
Published in Fauna norvegica (2009)

by Hesthagen, Trygve, Berger, Hans M, Schartau, Ann Kristin; Lien, Nøst, Terje, Saksgård, Randi, Fløystad, Leidulf
Published in Water, air, and soil pollution (01.08.2001)

by Hesthagen, Trygve, seth, Torbjørn, Saksgård, Randi, Berger, Hans M, Larsen, Bjørn M
Published in Water, air, and soil pollution (01.08.2001)