Banerjee, S. and Woodard, D. (2012) Biometric Authentication and Identification Using Keystroke Dynamics: A Survey. Journal of Pattern Recognition Research, 7, 116-139. http://dx.doi.org/10.13176/11.427
 Umphress, D. and Williams, G. (1985) Identity Verification through Keyboard Characteristics. International Journal of Man-Machine Studies, 23, 263-273. http://dx.doi.org/10.1016/S0020-7373(85)80036-5
 Bergadano, F., Gunetti, D. and Picardi, C. (2002) User Authentication through Keystroke Dynamics. ACM Transactions of Information and Systems Security, 5, 367-397. http://dx.doi.org/10.1145/581271.581272
 Tappert, C.C., Villani, M. and Cha, S. (2009) Keystroke Biometric Identification and Authentication on Long-Text Input. Behavioral Biometrics for Human Identification: Intelligent Applications, IGI Global, 342-367.
 Samura, T. and Nishimura, H. (2009) Personal Identification by Keystroke Dynamics in Japanese Free Text Typing. Transactions of the Institute of Systems, Control and Information Engineers, 22, 145-153. http://dx.doi.org/10.5687/iscie.22.145
 Samura, T. and Nishimura, H. (2009) Keystroke Timing Analysis for Individual Identification in Japanese Free Text Typing. Proceedings of ICROS-SICE International Joint Conference 2009, 3166-3170.
 Samura, T. and Nishimura, H. (2010) A Hybrid Model for Individual Identification Based on Keystroke Data in Japanese Free Text Typing. Transactions of the Society of Instrument and Control Engineers, 46, 676-684. http://dx.doi.org/10.9746/sicetr.46.676
 Samura, T. and Nishimura, H. (2011) Keystroke Dynamics for Individual Identification in Japanese Free Text Typing. SICE Journal of Control, Measurement, and System Integration, 4, 172-176. http://dx.doi.org/10.9746/jcmsi.4.172
 Samura, T. and Nishimura, H. (2011) Personal Identification and Authentication Based on Keystroke Dynamics in Japanese Long-Text. Continuous Authentication based on Biometrics, Data, Models, and Metrics, IGI Global, 212-231.
 Matsubara, Y., Samura, T. and Nishimura, H. (2012) Robustness of Keystroke Dynamics against Changing in Input and Recognition Conditions for Japanese Atypical Text. Proceedings of 2012 International Symposium on Technology for Sustainability, Bangkok, November 2012, 103-106.
 Samura, T., Matsubara, Y. and Nishimura, H. (2013) Performance Assessment in Keystroke Dynamics by Combined Profile Documents for Free Text Typing. Proceedings of SICE Annual Conference 2013, 265-270.
 Matsubara, Y., Samura, T. and Nishimura, H. (2015) Profile Generation Methods for Reinforcing Robustness of Keystroke Authentication in Free Text Typing. Journal of Information Security, 6, 131-141. http://dx.doi.org/10.4236/jis.2015.62014
 Samura, T. and Nishimura, H. (2011) Influence of Keyboard Difference on Personal Identification by Keystroke Dynamics in Japanese Free Text Typing. Proceedings of 6th International Conference on Emerging Trends in Engineering & Technology (ICETET-12), 30-35.