1. Robust Control, Systems with uncertain physical parameters;Ackermann,1993
2. Stable polyhedra in parameter space;Ackermann;sub. in Automatica,2001
3. The method of singular frequencies for robust design in an affine parameter space;Bajcinca;9th Mediterranean Conference on Control and Automation, Dubrounik,2001
4. A benchmark problem for robust controller synthesis;Bernstein;Proc. American Control Conference, San Diego, CA,1990
5. Design of P, PI and PID controllers for interval plants;Ho;Proc. American Control Conference,1998