1. V. A. Botov, V. N. Ivanov, and A. V. Shvetsov, ?Solution of two-dimensional problems in the theory of elasticity for complex doubly connected regions by the method of finite elements in curvilinear orthogonal coordinates,? Uch. Zap. Permsk. Univ., Algoritmy i Programmy ÉVM, No. 320 (1974).
2. D. V. Vaynberg, A. S. Gorodetskii, V. V. Kirichevskii, and A. S. Sakharov, ?Method of finite elements in the mechanics of deformable bodies,? Prikl. Mekh., 8, No. 8 (dy1972).
3. M. I. Dlugach, Method of Nets in the Mixed Two-Dimensional Problem of the Theory of Elasticity [in Russian], Izd. Naukova Dumka, Kiev (1964).
4. Yu. N. Efimov, L. V. Sapozhnikov, and A. P. Troitskii, ?Realization of the method of finite elements on a computer for solving the two-dimensional problem of the theory of elasticity,? Izv. VNIIGidrotekhniki,93 (1970).
5. V. N. Ivanov, ?Formulation of the method of finite elements in curvilinear orthogonal coordinates for solving geometrically nonlinear boundary-value problems in the mechanics of deformable bodies,? in: Polymer Materials in Machine Construction [in Russian], No. 2, Izd. Permsk. Politekhn. Inst. (1974).