1. Initial experience in applying qualitative reasoning to process control;Abdulmajid,1989
2. Qualitative control;Clocksin,1986
3. What is qualitative reasoning, and can we use it for control ?;Franklin,1990
4. A showcase of adaptive controller designs;Masten;J. Adaptive Control and Signal Processing,1989
5. An advanced showcase of adaptive controller designs;Masten;J. Adaptive Control and Signal Processing,1990