PRIME: a system for multi-lingual patent retrieval. - Shigeto Higuchi; Masatoshi Fukui; Atsushi Fujii; Tetsuya Ishikawa (MTSummit, 2001)

Applying a Hybrid Query Translation Method to Japanese/English Cross-Language Patent Retrieval - Masatoshi Fukui; Shigeto Higuchi; Youichi Nakatani; Masao Tanaka; Atsushi Fujii; Tetsuya Ishikawa (CoRR, 2002)