@article {702, title = {Thinner eggshells of dipper (Cinclus cinclus) eggs from an acidified area compared to a non-acidified area in Norway}, journal = {Water, Air and Soil Pollution}, volume = {93}, year = {1997}, pages = {255-266}, author = {Nybx, S. and Staurnes, M. and Erstad, K.J.} } @inbook {753, title = {Acidification of freshwater ecosystems: implications for the future}, volume = {ES14}, year = {1994}, pages = {227-246}, publisher = {John Wiley and Sons}, organization = {John Wiley and Sons}, chapter = {Physiological mechanisms for toxic effects and resistance to acidic water: an ecophysiological and ecotoxicological approach}, address = {Chitchester}, author = {Rosseland, B.O. and Staurnes, M. and Steinberg, C.E.W. (Eds) and Wright, R.F. (Eds)} }