1. Zeros of sampled systems;A˚ström;Automatica,1984
2. Computer-controlled systems;A˚ström,1997
3. Adaptive control;A˚ström,2008
4. Aghdam, A. G. (2006). Decentralized control design using piecewise constant hold functions. In Proceedings of the IFAC ACC (pp. 207–212).
5. Aghdam, A. G., & Davison, E. J. (2004). An optimization algorithm for decentralized digital control of continuous-time systems which accounts for intersample ripple. In Proceedings of the IFAC ACC (pp. 4273–4278).