TY - RPRT TI - A Hybrid Nonlinear Control Scheme for Active Magnetic Bearings AU - Xia, F. AU - Albritton, N. G. AU - Hung, J. Y. AU - Nelms, R. M. PY - 1996 UR - https://ntrs.nasa.gov/citations/19960052928 ID - 19960052928 ER -