1. Ye Y, Wang D (2003) Better robot tracking accuracy with phase lead compensated ILC. In: Proceedings of the 2003 IEEE international conference on robotics and automation, Taipei, Taiwan, pp 4380–4485, September 2003
2. Chien C-J (1996) A discrete iterative learning control of nonlinear time-varying systems. In: Proceedings of the 35th IEEE conference on decision and control, Kobe, Japan, pp 3056–3061, December 1996
3. Driessen BJ, Sadegh N (2002) Convergence theory for multiple-input discrete-time iterative learning control with Coulomb frictions, continuous outputs and input bounds. In: Proceedings of the 2002 IEEE southeast conference, Columbia, SC, USA, pp 287–293, April 2002
4. Elci H, Longman RW, Phan MQ, Juang J-N, Ugoletti R (1994) Automated learning control through model updating for precision motion control. In: Garcia E, Cudney H, Dasgupta A (eds) Adaptive structures and composite materials: analysis and application: presented at the 1994 International Mechanical Engineering Congress and Exposition, vol AD-Vol 45/MD-Vol 54. American Society of Mechanical Engineers, Chicago, IL, USA, pp 299–314
5. Hideg LM (1994) Stability of linear time varying multiple input multiple output continuous time learning control systems: a sufficient condition. In: Proceedings of the 1994 IEEE international symposium on intelligent control, Columbus, OH, USA, pp 285–290, September 1994