1. S. Ghandali and M. Ebrahimi Moghaddam, Off-Line Persian Signature Identification and Verification based on Image Registration and Fusion, In: Journal of Multimedia, volume 4, 2009, pages: 137-144.
2. Larkins, R. Mayo, M., “Adaptive Feature Thresholding for Off-Line Signature Verification”, In: Image and vision computing New Zealand, 2008, pages: 1-6.
3. E. J. R. Justino, F Bortolozzi and R. sabourin, Off-line signature verification Using HMM for random, simple and skilled forgeries, ICDAR 2001, International Conference on document Analysis and Recognition, vol. 1 pp. 105-110. 2001.
4. B. zhang, M. Fu and H. Yan, Handwritten signature Verification based on Neural ‘“GAS” based Vector Quantization, IEEE. International Conference on neural networks, pp. 1862-1864,May, 1998.
5. Kovari, B. Kertesz, Z. and Major, a., Off-Line Signature Verification Based on Feature Matching: In: Intelligent Engineering Systems, 2007, pages 93-97.