%0 Generic %D 1996 %T A critical limit for acid neutralizing capacity in Norwegian surface waters, based on new analyses of fish and invertebrate responses %A Lien, L. %A Raddum, G.G. %A Fjellheim, A. %A Henriksen, A. %B Science of the Total Environment %V 177 %P 173-193. %0 Journal Article %J Water, Air and Soil Pollution %D 1995 %T Al:PE projects: water chemistry and critical loads %A Mosello, R. %A Wathne, B.M. %A Lien, L. %A Birks, H.J.B. %B Water, Air and Soil Pollution %V 85 %P 493-498 %0 Generic %D 1995 %T Critical loads of acidity for surface waters - can the ANC limit be considered variable? %A Henriksen, A. %A Posch, M. %A Hultberg, H. %A Lien, L. %B Water, Air and Soil Pollution %V 85 %P 2419-2424