@book{UBHD-1503524, organization={Zentrum f{\"u}r Interdisziplin{\"a}re Forschung}, title={Proceedings of a workshop held at the Centre for Interdisciplinary Research (ZIF) of the University of Bielefeld, September 28 - October 3, 1981}, publisher={Springer}, address={Berlin ; Heidelberg}, year={1982}, pages={XV, 344 S.}, language={eng}, isbn={3-540-12011-4 and 0-387-12011-4 and 978-0-387-12011-9 and 978-3-540-12011-7}, library={AR [Signatur: PY/UD 1981 B587]}, }