Sumit Majumder, N.E. McGruer, George G. Adams, P.M. Zavracky, Richard H. Morrison, Jacqueline Krim,
Study of contacts in an electrostatically actuated microswitch Sensors and Actuators A-physical. ,vol. 93, pp. 19- 26 ,(2001) ,
10.1016/S0924-4247(01)00627-6