1. A curved spiral antenna above a conducting cylinder
2. Folded dipole antenna near metal plate;raumonen;Proc 2003 IEEE Antennas Propagation Int Symp,2003
3. Compact microstrip antenna loaded with very high permittivity superstate;huang;1998 IEEE Antennas and Propagation Int Symp,1998
4. Challenges in the development of tag antennas for passive RFID of metallic objects;ukkonen;IV Finnish Wireless Commun Workshop,2003