1985 | ||
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3 | Ole Oren: Integrity Constraints in the Conceptual Schema Language SYSDOC. ER 1985: 288-294 | |
1984 | ||
2 | Ole Oren: A Method for Optimization of a Conceptual Model. ICDE 1984: 126-132 | |
1979 | ||
1 | Ole Oren, Frode Aschim: Statistice for the Usage of a Conceptual Data Model as a Basis for Logical Data Base Design. VLDB 1979: 140-145 |
1 | Frode Aschim | [1] |