Authors: Walseng, B Langaker, RM Brandrud, TE Brettum, P Fjellheim, A Hesthagen, T Kaste, O Larsen, BM Lindstrom, EA

Citation: B. Walseng et al., The River Bjerkreim in SW Norway - Successful chemical and biological recovery after liming, WATER A S P, 130(1-4), 2001, pp. 1331-1336

Authors: Fjellheim, A Raddum, GG

Citation: A. Fjellheim et Gg. Raddum, Acidification and liming of River Vikedal, western Norway. A 20 year studyof responses in the benthic invertebrate fauna, WATER A S P, 130(1-4), 2001, pp. 1379-1384

Authors: Fjellheim, A Tysse, A Bjerknes, V

Citation: A. Fjellheim et al., Reappearance of highly acid-sensitive invertebrates after liming of an alpine lake ecosystem, WATER A S P, 130(1-4), 2001, pp. 1391-1396

Authors: Raddum, GG Fjellheim, A Skjelkvale, BL

Citation: Gg. Raddum et al., Improvements in water quality and aquatic ecosystems due to reduction in sulphur deposition in Norway, WATER A S P, 130(1-4), 2001, pp. 87-98