New Design Concepts for the FLINS-Fuzzy Lingual System: Text-based and Fuzzy-centered Architectures. - Shun'ichi Tano; Wataru Okamoto; Toshiharu Iwatani (ISMIS, 1993)

Fuzzy Analogy Based Reasoning and Classification of Fuzzy Analogies. - Toshiharu Iwatani; Shun'ichi Tano; Atsushi Inoue; Wataru Okamoto (AII/ALT, 1994)

Three-layered Fuzzy Inference and Self-wondering Mechanism as Natural Language Processing Engine of FLINS. - Shun'ichi Tano; Wataru Okamoto; Toshiharu Iwatani; Atsushi Inoue; Ryosuke Fujioka (ICTAI, 1994)

An Inference Method for Fuzzy Quantified Natural Language Propositions Based on New Interpretation of Truth Qualification. - Wataru Okamoto; Shun'ichi Tano; Toshiharu Iwatani; Atsushi Inoue (J. Adv. Comput. Intell. Intell. Informatics, 2007)