References

• 1965Fuzzy sets67,827 cited
• 1996Fuzzy sets46,880 cited
• 1975Family resemblances: Studies in the internal structure of categories5,932 cited
• 2003Negative self-efficacy and goal effects revisited.2,806 cited
• 1991Relation of self-efficacy beliefs to academic outcomes: A meta-analytic investigation.2,308 cited
• 1973Cognitive Development and Acquisition of Language2,194 cited
• 1950Are theories of learning necessary?1,809 cited
• 2002The Great Psychotherapy Debate: Models Methods and Findings1,705 cited
• 2001Research summary on the therapeutic relationship and psychotherapy outcome.1,619 cited
• 1973ON THE INTERNAL STRUCTURE OF PERCEPTUAL AND SEMANTIC CATEGORIES11This research was supported in part by a grant to the author (under her former name, Eleanor Rosch Heider) from the Foundations Fund for Research in Psychiatry # G67-392, in part by funds made available to the Child Study Center of Brown University from the Grant Foundation and from the National Institute of Neurological Diseases and Blindness, National Collaborative Project (Ph-43-68-13), and in part by research funds made available by the University of California at Berkeley (220 Grant #K9PF-429). I wish to thank Karl G. Heider for his help in the field in West Irian (Indonesian New Guinea), Dr. Robert Olton for assistance in carrying out Experiment 3, and Keith Burton, Randy Street, and Peter Lewitt who assisted with Experiment 4. Experiment 4 was performed with Dr. Richard Millward while the author was a research associate at Brown University.1,369 cited
• 1997A meta-analysis of outcome studies comparing bona fide psychotherapies: Empiricially, "all must have prizes."1,089 cited