Specifying Queries as Relational Expressions: The SQUARE Data SublanguageRaymond F. BoyceDonald D. Chamberlinet al.1975CACM
A Note on the Set Basis Problem Related to the Compaction of Character SetsLawrence T. KouC.K. Wong1975CACM
Convert: A High Level Translation Definition Language for Data ConversionNan C. ShuBarron C. Houselet al.1975CACM
A Cost Oriented Algorithm for Data Set Allocation in Storage HierarchiesV.Y. LumM.E. Senkoet al.1975CACM