IBM Systems Journal, Volume 20, 1981

Volume 20, Number 1, 1981

Manuel R. DeSousa: Electronic Information Interchange in an Office Environment. 4-22
Goran Sandberg: A Primer on Relational Data Base Concepts. 23-40
Mike W. Blasgen, Morton M. Astrahan, Donald D. Chamberlin, Jim Gray, W. Frank King III, Bruce G. Lindsay, Raymond A. Lorie, James W. Mehl, Thomas G. Price, Gianfranco R. Putzolu, Mario Schkolnick, Patricia G. Selinger, Donald R. Slutz, H. Raymond Strong, Irving L. Traiger, Bradford W. Wade, Robert A. Yost:
System R: An Architectural Overview. 41-62
Joseph B. Major: Processor, I/O Path, and DASD Configuration Capacity. 63-85
Paul Halpern, John W. Rettberg: User-Definable Software Applied to a Real-Time Ambient Air Quality Monitoring. 86-103

Richard S. Hirsch: Procedures of the Human Factors Center at San Jose. 123-171
James Mann Judisch, Bruce A. Rupp, Robert A. Dassinger: Effects of Manual Style on Performance in Education and Machine Maintenance. 172-183
Lance A. Miller: Natural Language Programming: Styles, Strategies, and Contrasts. 184-215
Mark Ominsky: Human factors in the Development of a Family of Plant Data Communication Terminals. 216-236
John C. Thomas, John M. Carroll: Human Factors in Communication. 237-263

Ian A. Clark: Software Simulation as a Tool for Usable Product Design. 272-293
Garry A. Helander: Improving System Usability for Business Professionals. 294-305
Frederick J. Bethke, W. Morris Dean, Phyllis H. Kaiser, Edward Ort, Florence H. Pessin: Improving the Usability of Programming Publications. 306-320
Paul C. Gardner Jr.: A System for the Automated Office Environment. 321-345
Pratap N. Misra: Capacity Analysis of the Mass Storage System. 346-360

Ken Christensen, George P. Fitsos, Charles P. Smith: A Perspective on Software Science. 372-387
Philip H. Joslin: System Productivity Facility. 388-406
Arvind J. Thadhani: Interactive User Productivity. 407-423
David M. Chess, Gerald Waldbaum: The VM/370 Resource Limiter. 424-437