| |
| 1993 | ||
|---|---|---|
| 2 | Bertha Toft Sörensen: Conceptual Knowledge of Objects as the Core of an Information System. Terminology and Knowledge Engineering 1993: 160-170 | |
| 1990 | ||
| 1 | Bertha Toft Sörensen: Level Structuring of Knowledge and its Application to an Expert System Domain with a Particular View to the Perspectives for Teminology Work in General. Terminology and Knowledge Engineering (Vol. 1) 1990: 99-107 | |