Advances in Document Image Analysis First Brazilian Symposium, BSDIA'97, Curitiba, Brazil, November 2-5, 1997, Proceedings - Murshed, Nabeel A.; Murshed, Nabeel A.; Bortolozzi, Flavio; Bortolozzi, Flavio (Springer Berlin Heidelberg : Imprint: Springer, 1997)