Volume contents
Tuple calculus: Formal definition and conversion from first-order calculus
An architecture for processing graph-grammar applications
Forward multidimensional search with application to information retrieval systems
A nearly optimal Huffman technique in the microcomputer environment
Optimal bucket size for multiattribute retrieval in partitioned files
Linked hashing: An improvement of open addressing techniques for large secondary storage files
Reports and theses
News section
Editorial: Software survey section