Dynamic path controllability in economic models: from linearity to nonlinearity / W.C.A. Maas and H. NijmeijerSingular nonlinear H∞ optimal control by state feedback / W.C.A. Maas and A.J. van der SchaftSingular nonlinear H∞ optimal control problem / W.C.A. Maas and A.J. van der SchaftTracking of a rigid body in SE(3) using singular H∞ control / W.C.A. Maas and M. DalsmoNonlinear H∞ control : the singular case / Willem Cornelis Aloysius MaasNonlinear H∞ control : the singular case / W.C.A. MaasDemotie van oudere werknemers / dr.mr.ir. W.C.A. Maas