A Robust Recognition System for a Drawing Superimposed on a Map. - Shigeyoshi Shimotsuji; Osamu Hori; Mieko Asano; Kaoru Suzuki; Fumihiko Hoshino; Toshiaki Ishii (Computer, 1992)

Form identification based on cell structure. - Shigeyoshi Shimotsuji; Mieko Asano (ICPR, 1996)