| 14th International Computer Measurement Group Conference, Dallas, Texas, USA, December 12-16, 1988, Proceedings | 150 | 45.27 | 1988 |
| 13th International Computer Measurement Group Conference, Orlando, FL, USA, December 7-11, 1987, Proceedings | 141 | 50.52 | 1987 |
| Twelfth International Computer Measurement Group Conference, Las Vegas, NV, USA, December 8-12, 1986, Proceedings | 120 | 43.96 | 1986 |
