Keywords: Modelica, discrete, variable, integration
Proceedings of the 12th International Modelica Conference, Prague, Czech Republic, May 15-17, 2017
 T. Blochwitz:, M. Otter, M. Arnold, C. Bausch and H. Elmqvist, "The Functional Mockup Interface for Tool independent Exchange of Simulation Models," in Proceedings of the 8th International Modelica Conference; March 20th-22nd; Technical Univeristy, Dresden; Germany, 2011.
 MathWorks. [Online]. Available: http://www.mathworks.com/help/simulink/ug/modelingdynamic-systems.html?refresh=true.