@article{oai:waseda.repo.nii.ac.jp:00017293, author = {Tabuchi, Masahiro and Muraoka, Yoichi}, journal = {COMPCON Spring '89. Thirty-Fourth IEEE Computer Society International Conference:Intellectual Leverage, Digest of Papers.}, month = {Feb}, note = {text}, pages = {396--401}, title = {MeSOD-the metric spatial object data model for a multimedia application: hyperbook}, year = {1989} }