A. I. Llewelyn

发表

Review of CAD/CAM

A. I. Llewelyn, 1989 .

Conference reportCAD-ED: 13–15 July 1977, Teesside Polytechnic, Middlesbrough, Cleveland, UK. Organized by Teesside Polytechnic in association with Whessoe Heavy Engineering Limited, Darlington, UK

Alan Pipes, A. I. Llewelyn, 1978 .