Digital QFT Design for the Benchmark Problem. - Mattias Nordin; Per-Olof Gutman (Eur. J. Control, 1995)

Nonlinear speed control of elastic systems with backlash. - Mattias Nordin; Per-Olof Gutman (CDC, 2000)

Controlling mechanical systems with backlash - a survey. - Mattias Nordin; Per Olof Gutman (Autom., 2002)