1. Guide to SGML Document Interchange Format (SDIF). (31st August 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Open Systems Interconnection: connection-oriented presentation service definition. (31st July 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Open Systems Interconnection: file transfer, access and management. File protocol specification Part 4, (31st July 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (380 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Open Systems Interconnection: protocol specification for the Association Control Service Element. (31st July 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (60 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗