@inbook{Schaal_CG_1992, title = {Informationssysteme mit CAD (Information systems within CAD)}, author = {Schaal, S.}, booktitle = {CAD/CAM Grundlagen}, pages = {199-204}, editors = {Milberg, J.}, publisher = {Springer}, address = {Buchreihe CIM-TT. Berlin}, year = {1992}, note = {clmc}, crossref = {p860}, doi = {} }