CumInCAD is a Cumulative Index about publications in Computer Aided Architectural Design supported by the sibling associations ACADIA, CAADRIA, eCAADe, SIGraDi, ASCAAD and CAAD futures
in paper
Tobin, Kenneth L. (1991) Constraint-Based Three-Dimensional Modeling as a Design Tool
authors
Eastman, C.M.
year
1985
title
Abstractions: a conceptual approach for structuring interaction with integrated CAD systems