1. Industrial automation systems and integration. Product data representation and exchange. Integrated generic resource. Shape variation tolerances Part 47, (15th October 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (88 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Information technology. Security techniques. Non-repudiation. Mechanisms using symmetric techniques Part 2, (15th October 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗