Goal-directed requirements acquisition

Statecharts: a visual formalism for complex systems

David Harel · Science of Computer Programming · 1987 · 6.7K citations

Engineering, Systems Engineering, Complex Systems +10

The entity-relationship model—toward a unified view of data

Peter Pin-Shan Chen · ACM Transactions on Database Systems · 1976 · 4.6K citations · Full text

Computing, Computer Science, Data Management +14

Multiple Criteria Decision Making

Christer Carlsson, Milan Zelený · Journal of the Operational Research Society · 1983 · 2.5K citations

Business, Decision Sciences, Decision Analysis +11

Systematic software development using VDM

Sunil Vadera · Data Processing · 1986 · 1.1K citations

Computing, Systems Engineering, Requirements Engineering +11

Representing and using nonfunctional requirements: a process-oriented approach

John Mylopoulos, Lawrence Chung, Brian A. Nixon · IEEE Transactions on Software Engineering · 1992 · 1K citations

Engineering, Information Systems, Information Systems Development +16