[OS X TeX] .bib problem

[Michael Kubovy]

The console keeps telling me that a citation is undefined. I can't  
find a discrepancy between the citation and the bib file Bibtexkey.  
Can anyone suggest a way to debug this?
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS:     P.O.Box 400400    Charlottesville, VA 22904-4400
Parcels:    Room 102        Gilmer Hall
         McCormick Road    Charlottesville, VA 22903
Office:    B011    +1-434-982-4729
Lab:        B019    +1-434-982-4751
Fax:        +1-434-982-4766
WWW:    http://www.people.virginia.edu/~mk9y/



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