1. Item response theory: Parameter estimation techniques;Baker,1992
2. Fuzzy class theory;Behounek;Fuzzy Sets Systems,2005
3. Pattern recognition with fuzzy objective function algorithms;Bezdek,1981
4. Dreams, strategies and systems: Portraits of assessment past, present and future;Black;Assessment in Education: Principles, Policy & Practice,2001
5. Toward a theory of instruction;Bruner,1996