@article {27990,
	title = {Umweltmanagement bei der Alternativen Bank Schweiz: Handlungsalternativen},
	journal = {UmweltfocusUmweltfocus},
	volume = {6/01},
	year = {2001},
	author = {Weber, O. and Keller, M. and Keller-M{\"u}ller, K}
}
