1. A variant of the Rayleigh-Ritz method;Schmidt;Journal of the Industrial Mathematical Society,1981
2. Use of symmetry in applying the Rayleigh-Schmidt method to static and free vibration problems;Bert;Industrial Mathematics,1984
3. In-plane vibrations of a circumferential are elastically restrained against rotation at one end carrying a concentrated mass at the other;Laura;Journal of Sound and Vibration,1987
4. Free vibrations of arches with variable cross-section and non-symmetrical axis;Sakiyama;Journal of Sound and Vibration,1985
5. In-plane vibrations of a circumferential arch with thickness varying in a discontinuous fashion (submitted to 1986 Journal of Sound and Vibration);Laura;Institute of Applied Mechanics Pub.,1986