Daud, H. and Nayan, M.Y. and Gulcharan, N.F.I. and Rahman, M.Z.A. and Nor, N.M. and Ibrahim, T. (2014) Design and implementation of an internal rechargeable powering source for zigbee transponders. World Applied Sciences Journal, 30 (30 A). pp. 103-109. ISSN 18184952