1. C. Korn and T. Korn, Mathematics Handbook for Scientists and Engineers [Russian translation], Izd-vo Nauk, Moscow (1968).
2. V. V. Novozhilov, Theory of Thin Shells [in Russian], Sudpromgiz, Leningrad (1962).
3. Yu. N. Rabotnov, ?Axisymmetric creep problems in circular cylindrical shells,? Prikl. Matem. Mekhan.,28, No. 6 (1964).
4. Yu. N. Rabotnov, Creep in Structural Elements [in Russian], Izd-vo Nauka, Moscow (1966).
5. V. I. Rozenblyum, ?Plasticity conditions for thin-walled shells,? Prikl. Matem. Mekhan.,24, No. 2 (1960).