@book{162813,
	author = {Appelberg, Magnus},
	title = {The crayfish Astacus astacus L. in acid and neutralized environments / },
	publisher = {Uppsala Universitet, },
	year = {1986.},
	series = {Acta Universitatis Upsaliensis : Comprehensive summaries of Uppsala dissertations from the Faculty of Science ; },
	address = {Uppsala : }
}