Information modeling is concerned with the construction of computer-based symbol
structures which capture the meaning of information and organize it in ways that make it …

Non-Functional Requirements in Software Engineering presents a systematic and pragmatic
approach tobuilding quality into'software systems. Systems must exhibit software quality …

We review basic premises underlying the application of conceptual modelling to the
development of information systems and point out a fundamental problem arising from the …

An ontological model of an information system that provides precise definitions of
fundamental concepts like system, subsystem, and coupling is proposed. This model is used …

Cognitive task analysis is a broad area consisting of tools and techniques for describing the
knowledge and strategies required for task performance. Cognitive task analysis has …

Requirements have remained one of the grand challenges in the design of software
intensive systems. In this paper we review the main strands of requirements research over …

It is now more than fifty years since the first paper on formal specifications of an information
system was published by Young and Kent. Even if the term “conceptual model” was not used …

We describe Telos, a language intended to support the development of information systems.
The design principles for the language are based on the premise that information system …

Object-oriented development is a partial-lifecycle software development method in which the
decomposition of a system is based upon the concept of an object. This method is …

There is an increasing number of contributions on how to solve the various problems within
requirements engineering (RE). The purpose of this paper is to identify the main goals to be …