Le Kang David S. Doermann Huaigu Cao Rohit Prasad Prem Natarajan Local Segmentation of Touching Characters Using Contour Based Shape Decomposition. 460-464 2012 Document Analysis Systems http://doi.ieeecomputersociety.org/10.1109/DAS.2012.53 conf/das/2012 db/conf/das/das2012.html#KangDCPN12