T.R. Grochmal

Nonlinear Bearing Force and Torque Model for a Toothless Self-Bearing Servomotor

T.R. Grochmal, C.P. Forbrich, A.F. Lynch, 2008, IEEE Transactions on Magnetics.

Nonlinear control of an active magnetic bearing with bias currents: experimental study

T.R. Grochmal, A.F. Lynch, Alan Francis Lynch, 2006, 2006 American Control Conference.