| |
| 1998 | ||
|---|---|---|
| 1 | Barry P. Goettl, Henry M. Halff, Carol L. Redfield, Valerie J. Shute: Intelligent Tutoring Systems, 4th International Conference, ITS '98, San Antonio, Texas, USA, August 16-19, 1998, Proceedings Springer 1998 | |
| 1 | Henry M. Halff | [1] |
| 2 | Carol L. Redfield | [1] |
| 3 | Valerie J. Shute | [1] |