Argument-Based Agent Systems. - Shinya Maeda; Yuichi Umeda; Cyunyang Guan; Hajime Sawamura (Discovery Science, 1999)

Towards an argument-based agent system. - Yuichi Umeda; Hajime Sawamura (KES, 1999)

Computational Dialectics for Argument-Based Agent Systems. - Hajime Sawamura; Yuichi Umeda; Robert K. Meyer (ICMAS, 2000)

Applications of the argument-based agent system with dialectical reasoning capability. - Masashi Yamashita; Yuichi Umeda; Hajime Sawamura (KES, 2000)

Argumentation as a Social Computing Paradigm. - Yuichi Umeda; Masashi Yamashita; Masanobu Inagaki; Hajime Sawamura (PRIMA, 2000)

Argument transformation for growing agents with mobility. - Hajime Sawamura; Wataru Kawakami; Yuichi Umeda (AAMAS, 2003)

Formal Argumentation Frameworks for the Extended Generalized Annotated Logic Programs. - Takehisa Takahashi; Yuichi Umeda; Hajime Sawamura (KES, 2003)

Applying Dialectic Agents to Argumentation in E-Commerce. - Hajime Sawamura; Masashi Yamashita; Yuichi Umeda (Electron. Commer. Res., 2003)