Negation and Aggregates in Recursive Rules: the LDL++ Approach. - Carlo Zaniolo; Natraj Arni; KayLiang Ong (DOOD, 1993)

Using Metagueries to Integrate Inductive Learning and Deductive Database Technology. - Wei-Min Shen; Bharat G. Mitbander; KayLiang Ong; Carlo Zaniolo (KDD Workshop, 1994)

A Deductive Database Solution to Intelligent Information Retrieval from Legacy Databases. - KayLiang Ong; Natraj Arni; Christine Tomlinson; C. Unnikrishnan; Darrell Woelk (DASFAA, 1995)

Carnot and InfoSleuth: Database Technology and the World Wide Web. - Darrell Woelk; William Bohrer; Nigel Jacobs; KayLiang Ong; Christine Tomlinson; C. Unnikrishnan (SIGMOD Conference, 1995)

Metaqueries for Data Mining. - Wei-Min Shen; KayLiang Ong; Bharat G. Mitbander; Carlo Zaniolo (Advances in Knowledge Discovery and Data Mining, 1996)

A decision support system for bureaucratic policy administration: An abductive logic programming approach. - KayLiang Ong; Ronald M. Lee (Decis. Support Syst., 1996)

The Carnot Heterogeneous Database Project: Implemented Applications. - Munindar P. Singh; Philip Cannata; Michael N. Huhns; Nigel Jacobs; Tomasz Ksiezyk; KayLiang Ong; Amit P. Sheth; Christine Tomlinson; Darrell Woelk (Distributed Parallel Databases, 1997)

The Deductive Database System LDL++. - Faiz Arni; KayLiang Ong; Shalom Tsur; Haixun Wang; Carlo Zaniolo (Theory Pract. Log. Program., 2003)