1. P. M. Ogibalov, Bending, Stability, and Oscillation of Plates [in Russian], Moscow State University (1958).
2. O. C. Zienkiewicz, The Finite-Element Method in Structural and Continuum Mechanics, McGraw-Hill, New York (1967).
3. V. A. Vysloukh, V. P. Kandidov, and S. S. Chesnokov, Int. J. Num. Meth. Eng.,7, 185 (1973).
4. M. A. Vorontsov and S. S. Chesnokov, Izv. Vyssh. Uchebn. Zaved., Radiofiz.,22, No. 11, 1318 (1979).
5. V. P. Kandidov, Izv. Akad. Nauk SSSR, Ser. Fiz.,49, No. 3, 442 (1985).