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4. F. Badalov and T. Kholmatov, "Algorithm and dispatcher's program for the solution of geometrically nonlinear transient problems in the theory of viscoelastic shells and plates," in: Algorithms and Programs [in Russian], No. 16, Tashkent (1974), pp. 9?32.
5. F. Badalov and T. Kholmatov, "A method of solving nonlinear transient problems in viscoelasticity," Mekh. Polim., No. 3, 554?558 (1973).