1. D. S. Steinberg, 1988, Vibration Analysis of Electronic Equipment, 2nd ed., Wiley.
2. Military Handbook, MIL-HDBK-SE.
3. S. P. Timoshenko and D. J. Young, 1955, Vibration Problems in Engineering, 3rd ed., Van Nostrand, Princeton, N.J.
4. S. P. Timoshenko and S. Woinowski-Krieger, 1940, Theory of Plates and Shells, McGraw-Hill, NY.
5. J. P. Den-Hartog, 1956, Mechanical Vibrations, 4th ed., McGraw-Hill, NY.