Koji Sato Isao Isshiki Akihiro Ohoka Kenichi Yoshida Kokichi Tanaka Shinichi Tamura Hand-scan OCR with a one-dimensional image sensor. 459-467 1983 16 Pattern Recognition 5 http://dx.doi.org/10.1016/0031-3203(83)90050-X db/journals/pr/pr16.html#SatoIOTT83