1. Kharitonov-Like Rectangle for the Sectorial Area Stability;yoshifumi okuyama;SICE 2003 Annual Conference (IEEE Cat No 03TH8734) SICE-03,2003
2. Asymptotic stability of an equilibrium position of a family of systems of linear differential equations. differentsial’nye uravneniya 14, 2086–2088 (1978) bhattacharyya, sp, chapellat, h., keel, lh: Robust control: The parametric approach’;kharitonov;IEEE Transactions on Automatic Control,1990
3. Global stabilization of a chain of integrators with input saturation and disturbances: A new approach