warehouse is displayed at the highest level where it is first used and at every lower level as well. See also Activity diagram Business Process Model and Notation Control-flow diagram Data island Dataflow Data and information visualization Directed acyclic graph Drakon-chart Functional flow block diagram Function model IDEF0 Pipeline Structured analysis and design technique Structure chart System context diagram Value-stream mapping Workflow List of graphical methods References Bibliography Scott W. Ambler. The Object Primer 3rd Edition Agile Model Driven Development with UML 2 Schmidt, G., Methode und Techniken der Organisation. 13. Aufl., Gießen 2003 Stahlknecht, P., Hasenkamp, U.: Einführung in die Wirtschaftsinformatik. 12. Aufl., Berlin 2012 Gane, Chris; Sarson, Trish. Structured Systems Analysis: Tools and Techniques. New York: Improved Systems Technologies, 1977. . P. 373 Demarco, Tom. Structured Analysis and System Specification. New York: Yourdon Press, 1979. . P. 352. Yourdon, Edward. Structured Design: Fundamentals of a Discipline of Computer Program and Systems Design. New York: Yourdon Press, 1979. . P. 473. Page-Jones, Meilir. Practical Guide to Structured Systems Design. New York: Yourdon Press, 1988. . P. 384. Yourdon, Edward. Modern Structured Analysis. New York: Yourdon Press, 1988. . P. 688. External links Information systems Data management Diagrams Graph drawing Systems analysis Modeling languages