Markus Helfert, Brian Donnellan Practical Aspects of Design Science - 2012 ISBN: 978-3-642-33681-2 Subjects--Topical Terms: Management of Computing and Information SystemsModels and PrinciplesSoftware EngineeringSystem Performance and EvaluationUser Interfaces and Human Computer Interaction Computer-Aided Engineering (CAD, CAE) and DesignComputer Science