Integration of heterogeneous multimedia information for a strategic planning system. - Hiroshi Yajima; Yoshiaki Yoshikawa; Maki Tamano; Rei Itsuki; Tadashi Hirose (SMC, 1998)

Environment for Spatial Information Sharing. - Hiroshi Tsuji; Takaaki Yamada; Maki Tamano; Tsuneo Sobue; Shuji Kitazawa (Digital Cities, 2000)