Elnaggar, A.-E.; El-Bassiouny, A.; Mosa, G. Perturbation Analysis of an Electrostatic Micro-Electro-Mechanical System (MEMS) Subjected to External and Non-Linear Parametric Excitations. IJBAS 2014, 3 (3), 209-223. https://doi.org/10.14419/ijbas.v3i3.2772.