SAGE and Its Application to Inter-company EC. - Ryusuke Masuoka; Tamami Sugasaka; Akira Sato; Hironobu Kitajima; Fumihiro Maruyama (PAAM, 1998)

Issues in Intelligent Information Integration. - Grigoris Antoniou; Fumihiro Maruyama; Ryusuke Masuoka; Hironobu Kitajima (IMSA, 1999)

SAGE and its application to electronic commerce - SAGE: Francis: A system based on "virtual catalog". - Tamami Sugasaka; Ryusuke Masuoka; Akira Sato; Hironobu Kitajima; Fumihiro Maruyama (Syst. Comput. Jpn., 1999)

An agent-based system for electronic commerce using recipes. - Tamami Sugasaka; Kyoko Tanaka; Ryusuke Masuoka; Akira Sato; Hironobu Kitajima; Fumihiro Maruyama (ICPADS Workshops, 2000)

A Study on the Operational Risk Optimization for Smart Grid. - Hironobu Kitajima (2015)

A New k-Shortest Path Search Approach based on Graph Reduction. - Yasuo Yamane; Hironobu Kitajima (CoRR, 2019)