HEXPERT: an expert system building tool. - Suk I. Yoo; Il Kon Kim; Chang H. Park; Hea J. Chang; Tae Gwon Kim; Mee K. Min (ICTAI, 1991)

A graph-aided inference browser for developing knowledge-based systems. - Suk I. Yoo; Chang H. Park (SAC, 1992)

An Inference Browser to Verify Knowledge Bases. - Suk I. Yoo; Chang H. Park (ICTAI, 1993)

An Inference Browser for Verifying the Knowledge Base in Knowledge-Based Systems. - Suk I. Yoo; Chang H. Park (Int. J. Artif. Intell. Tools, 1993)