Learning from AI: New Trends in Database Technology. - Lubomir Bic; Jonathan P. Gilbert (Computer, 1986)

Asynchronous Data Retrieval from an Object-Oriented Database. - Jonathan P. Gilbert; Lubomir Bic (ECOOP, 1988)

Restricting Is-A Related Groupings Using Object Equivalence. - Elke A. Rundensteiner; Lubomir Bic; Jonathan P. Gilbert; Meng-Lai Yin (DASFAA, 1991)

A Semantic Integrity Framework: Set Restrictions for Semantic Groupings. - Elke A. Rundensteiner; Lubomir Bic; Jonathan P. Gilbert; Meng-Lai Yin (ICDE, 1991)

Set Restrictions for Semantic Groupings. - Elke A. Rundensteiner; Lubomir Bic; Jonathan P. Gilbert; Meng-Lai Yin (IEEE Trans. Knowl. Data Eng., 1994)