1. Plamondon R, Srihari SN (2000) On-line and off-line handwritten recognition: a comprehensive survey. IEEE Trans PAMI 22(1):63–84
2. Bortolozzi F, Britto Jr A, Oliveria LS and Morita M (2005) Recent advances in handwriting recognition, In: Proceedings of international workshop on document analysis (IWDA), pp 1–30
3. Lorigo LM, Govindaraju V (2006) Offline Arabic handwriting recognition: a survey. IEEE Trans PAMI 28(5):712–724
4. Nikolaos N, Dimitrios V (2008) A binarization algorithm for historical manuscripts, In: Proceedings of the 12th WSEAS international conference on communications, Heraklion, Greece, pp 41–51
5. Lehal GS (2001) Optical character recognition of machine printed Gurmukhi text. Ph.D. thesis, Punjabi University, Patiala, India