[2] BRUNNER F K, GRILLMAYER E. On the temperature dependence of gyroscopic measurements using the GYRO-MAT2000[J]. Engineering Surveys for Construction Works and Structural Engineering I, 2002, 4: 19-26.
[11] SFAHANI M G, GANGI S S, BARARI A, et al. Analytical solutions to nonlinear conservative oscillator with fifth-order nonlinearity[J]. Earthquake Engineering and Engineering Vibration, 2010, 9(3): 367-374.
[12] BAYAT M, PAKAR I. On the approximate analytical solution to non-linear oscillation systems[J]. Shock and Vibration, 2013, 20(1): 43-52.
[13] BAYAT M, PAKAR I, CVETICANIN L. Nonlinear free vibration of systems with inertia and static type cubic nonlinearitities: an analytical approach[J]. Mechanism and Machine Theory, 2014, 77: 50-58.