References
[1] Bauchau, O. A., Flexible Multibody Dynamics (Solid Mechanics and Its Applications). Springer, New York, 2010. [https://portal.library.gatech.edu/vufind/Record/940834] [http://www.springer.com/engineering/mechanical+engineering/book/978-94-007-0334-6]
[2] Meirovitch, L., Principles and Techniques of Vibration. Prentice Hall, New Jersey, 1997. [https://portal.library.gatech.edu/vufind/Record/417982]