Recovery from multiple faults in relational theory. - Somkiat Tangkitvanich; Masamichi Shimura (ALT, 1991)

Refining a Relational Theory with Multiple Faults in the Concept and Subconcepts. - Somkiat Tangkitvanich; Masamichi Shimura (ML, 1992)

Learning from an Approximate Theory and Noisy Examples. - Somkiat Tangkitvanich; Masamichi Shimura (AAAI, 1993)