Heterogeneous databases and high level abstraction Randy H. Katz Available in: PDF Published in February 1981 (Vol.11 No.2)
Modelling concepts for reasoning about access to knowledge Jonathan J. King Available in: PDF Published in February 1981 (Vol.11 No.2)
Relativism and views in a conceptual data base model Peter Kreps Available in: PDF Published in February 1981 (Vol.11 No.2)
Associating types with domains of relational data bases Michel Lacroix, Alain Pirotte Available in: PDF Published in February 1981 (Vol.11 No.2)
The use of data type information in an interactive database environment Peter Buneman, Ira Winston Available in: PDF Published in February 1981 (Vol.11 No.2)
Data abstraction from a programming language viewpoint Lawrence A. Rowe Available in: PDF Published in February 1981 (Vol.11 No.2)
Default reasoning and inheritance mechanisms on type hierarchies Jaime G. Carbonell Available in: PDF Published in February 1981 (Vol.11 No.2)
Integrating a database system and programming / information environment R. G.G. Cattell Available in: PDF Published in February 1981 (Vol.11 No.2)