Mosa, Gamal Ahmed, A. M. El-naggar, and A. F. Elbassiouny. 2013. “Harmonic and Sub-Harmonic Resonance of MEMS Subjected to a Weakly Non-Linear Parametric and External Excitations”. International Journal of Applied Mathematical Research 2 (2): 252-63. https://doi.org/10.14419/ijamr.v2i2.620.