@book {36679,
	title = {Festschrift f{\"u}r Winfried Platzgummer zum 65. Geburtstag},
	year = {1995},
	publisher = {Springer-Verlag},
	organization = {Springer-Verlag},
	address = {Wien},
	editor = {Helmut Fuchs and Wolfgang Brandstetter}
}
