TY - BOOK AU - TEN HAGEN,P.J.W (ED), TOMIYAMA,T (ED) TI - INTELLIGENT CAD SYSTEMS I: RECORD OF 1ST EUROGRAPHICS WORKSHOP,1987 SN - NCST U1 - 1008 PY - 1987/// CY - BERLIN PB - SV N1 - BR-273 ER -