1. Fundamentals of Structural Dynamics;Craig,2011
2. Mechanical Vibrations: Theory and Application to Structural Dynamics;Géradin,2015
3. Mechanical Vibrations;Rao,2010
4. Theoretical and Experimental Modal Analysis;Maia,1997
5. Derivation and simulation of higher numerical aperture scalar aerial images;Cole;Japanese Journal of Applied Physics,1992