1. 1999). A Simple event-based PID controller. Proceedings of 14th IFAC World Congress. vol. 18. Beijing, China. 423–428.
2. Åström, K. J. (2007) Event based control. In A. Astolfi and L. Marconi, editors, Analysis and Design of Nonlinear Control Systems. Springer Verlag.
3. Åström, K. J. and B. Wittenmark (1997). Computer controlled systems: Theory and design. Third Edition. Prentice Hall. New Jersey.
4. Proceedings of IEEE Infocom, 1548–1557.
5. Analysis of event-driven controllers for linear systems;Heemels;Intern. J. of Control,2008