| |
| 1973 | ||
|---|---|---|
| 2 | R. Jorré, G. Boyfield, J. Darkin: Data Communication User Research in the Post Office: Part 1. Comput. J. 16(3): 196-204 (1973) | |
| 1 | R. Jorré, G. Boyfield, J. Darkin: Data Communication User Research in the Post Office: Part 2. Comput. J. 16(4): 292-302 (1973) | |
| 1 | J. Darkin | [1] [2] |
| 2 | R. Jorré | [1] [2] |