著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Hiroki Minagawa and Noboru Sugie and Noboru Ohnishi,A Trial Development Of A Map Data Base System For The Blind,Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society Volume 13: 1991,,IEEE,2005-08-24,,,1921-1922,https://cir.nii.ac.jp/crid/1872835442495773312,https://doi.org/10.1109/iembs.1991.684822