Data abstraction tools: Design, specification and application Joachim W. Schmidt 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)
A data abstraction approach to database modelling B. Leavenworth Available in: PDF Published in February 1981 (Vol.11 No.2)
Incompleteness in knowledge bases Hector J. Levesque Available in: PDF Published in February 1981 (Vol.11 No.2)
Axiomatic information modeling Bengt Lundberg, Janis A Bubenko Available in: PDF Published in February 1981 (Vol.11 No.2)
Use of database organization in the Consul system William Mark Available in: PDF Published in February 1981 (Vol.11 No.2)
On conceptual database modelling Dennis McLeod Available in: PDF Published in February 1981 (Vol.11 No.2)
A three-level approach to the description of data structures, and notational framework Bertrand Meyer Available in: PDF Published in February 1981 (Vol.11 No.2)
