TY  - JOUR
AU  - Heidari, A. A.
TI  - Design and Implementation of a Circularly Polarized Microstrip Patch Antenna for GPS Application with Input VSWR Tuning Capability
JO  - Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran
VL  - 5
IS  - 3
SP  - 168
EP  - 172
PY  - 2007
DO  - 
ER  -