Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nobuyuki Ohtake and Yasuhiko Ogawa and Yoshimichi Yonezawa,Improved accessibility system—communication environment for the visually handicapped,Electronics and Communications in Japan (Part III: Fundamental Electronic Science),1042-0967,Wiley,1996-08,79,8,56-64,https://cir.nii.ac.jp/crid/1364230498298699392,https://doi.org/10.1002/ecjc.4430790806