2001

Tejada, S.; Knoblock, C. A. & Minton, S. (2001), 'Learning Object Identification Rules for Information
Integration', Information Systems Journal 26 , 635--656 .

1995

Kifer, M.; Lausen, G. & Wu, J. (1995), 'Logical Foundations of Object-Oriented and Frame-Based Languages', Journal of the ACM 42 , 741--843 .