G. J. Efstathiades

Subharmonic instability and coupled motions in non-linear vibration isolating suspensions

G. J. Efstathiades, 1969 .

Vibration isolation using non-linear springs

C.J.H. Williams, G. J. Efstathiades, C. Williams, 1967 .

Combination tones in single mode motion of a class of non-linear systems with two degrees of freedom

G. J. Efstathiades, 1974 .

A new approach to the large-deflection vibrations of imperfect circular disks using Galerkin's procedure

G. J. Efstathiades, 1971 .

Natural frequencies of rectangular plates

M. Sathyamoorthy, G. J. Efstathiades, 1982 .

Subharmonic instability in non-linear two-degree-of-freedom systems

G. J. Efstathiades, 1968 .