C. J. Date
Ralph Kimball
P. C. Lockemann
Joan Lambert
C. Delobel
Scott Urman
Ben Chang
Unknown Author
James A. Larson
Jerome Kanter
Claire Noirault
Christian S. Jensen
G. Gardarin
Sherman C. Blumenthal
Symposium on Mathematical Fundamentals of Database Systems (2nd 1989 Visegrád, Hungary)
Guy Harrison
Joyce Cox
Suad Alagić
Mark Whitehorn