TY  - BOOK
AU  - 
ED  - Vliekstra J.
ED  - Wielinga R.F.
TI  - IFIP Working conference on principles of Computer Aided Design (1972: Eindhoven) Computer Aided Design
U1  - 620.00425, 
PY  - 1973///
CY  - Masterdam
PB  - North Holland
ER  -