Conceptual Information Retrieval of Technical Papers for Digital Libraries. - Chinatsu Horii; Masakazu Imai; Kunihiro Chihara (ADL, 1999)

Information retrieval using conceptual index terms for technical papers in a digital library. - Chinatsu Horii; Masakazu Imai; Kunihiro Chihara (Syst. Comput. Jpn., 2001)

Limpid Desk: Transparentizing Documents on Real Desk in Projection-Based Mixed Reality. - Daisuke Iwai; Sawako Hanatani; Chinatsu Horii; Kosuke Sato (VR, 2006)