@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.}
}
