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BACHMANN, H. et all. Vibration problems in structures: practical guidelines. Basel, Birkhauser, 1995.
BATHE, K. J. Finite element procedures. Englewood Cliffs, Prentice Hall, 1996.
CLOUGH, R. W.; PENZIEN, J. Dynamics of structures. 2ed. New York, McGraw-Hill, 1993.
CRAIG JR., R. R. Structural dynamics: an introduction to computer methods. New York, John Wiley, 1981.
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