1. Allgrove, C.C., Fairhurst, M.C., 1998. Optimization issues in dynamic and static verification. Handwriting analysis and recognition (Ref. no. 1998/440). In: Proceedings of the Third IEEE European Workshop, pp.5/1–5/6.
2. An active search method for local individual features in off-line signature verification;Ando;Systems and Computers in Japan,2003
3. Off-line signature verification using an enhanced modified direction feature with single and multi-classifier approaches;Armand;IEEE Computational Intelligence Magazine,2007
4. A new signature verification technique based on a two-stage neural network classifier;Baltzakis;Engineering Applications of Artificial Intelligence,2001
5. Bose, N.K., Liang, P., 1996. Neural Network Fundamentals with Graphs, Algorithms, and Applications. In: McGraw-Hill Series in Electrical and Computer Engineering.