Online Attendance Management System, AI-Face attendance System, UHF Long Range Attendance System, RFID Attendance System, Attendance System, Smart Card Attendance System, Student Attendance System, Online Attendance System, Attendance System With Notification, attendance system with sms
J. Zhao, H. Zheng, und G. Yang. New Frontiers in Dynamic Spectrum Access Networks, 2005. DySPAN 2005.
2005 First IEEE International Symposium on, Seite 259-268. (2005)