1. Noh, M. J. & Kim, H. Y. An study on the influence of mobile characteristics on the mobile service adoption. Manag. Educ. Rev. 48, 125–150 (2007).
2. Lee, J. H. Development of carbon nano tube (CNT) based dry electrode for biosignal acquisition. J. Inf. Technol. Appl. Eng. 11, 29–32 (2021).
3. Park, M. S., Kim, S. R. & Kim, J. S. Research on note-taking apps with security features. J. Wirel. Mob. Netw. Ubiquit. Comput. Depend. Appl. 11, 63–72 (2020).
4. Wayman, J. L. Technical testing and evaluation of biometric identification devices. In Biometrics (ed. Jain, A. K.) 345–368 (Springer, 1996).
5. Pathuel, J. Biometric Control Systems and Associated Methods of Use. U.S. Patent Application 11/159,814 (2005).