1. 1. charles L . Goldsmith, Susan Eshelman ,”performances of low –loss RF MEMS capacitive switches,”IEEE Microwave and guided wave letters, Vol.8,No.8,PP.269-271 August 1998.
   2. shyh –chiang shen , Milton feng , “Low actuation voltage RF MEMS switches with signal frequencies from 0.25Hz to 40GHz,” University of Illinois at urbana-champaign,IL 61801-2355- IEEE,1999.
   3. JaeY Park, geunH Kim, Ki W Chung , Jong U Bu, “ Electroplated RF MEMS capacitive switches,”LG corporate institute of Technology, 16 woomyeon-dong seoul,korea, IEEE 2000.
   4. Md.N Mollah, NemaiC Karmakar, “RF MEMS switches: Paradigms of microwave switching,”Nanyang Technological University, signapore,Proceedings of APMC 2001
   5. Linda P.B Katehi,James F Harvey,Elliott Brown, “MEMS and Si micromachined circuits for High frequency applications,” IEEE transactions on microwave theory and techniques, vol 50, No.3,March 2002.
   6. Dimitrios peroulis, Sergio P Pacheco, Kamal sarbanandi, Linda p B Katehi, “Electromechanical considerations in developing low voltage RF MEMS Switches,” IEEE transactions on microwave theory and techniques, vol 51, No.1,January 2003