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3. A. I. Kuznetsov, “The Problem on the Inhomogeneous Layer,” Arch.Mech. Stos. 12(2), 163–172 (1960).
4. V. N. Dudukalenko and D. D. Ivlev, “Compression of Bands of Plastic Material which can be Strengthened with Rigid Rough Plates,” Dokl. Akad. Nauk SSSR 153(5), 1024–1026 (1963) [Sov. Phys. Dokl. (Engl. Transl.) 8, 1252–1254 (1964)].
5. J. Najar, “Inertia Effects in the Problem of Compression of a Perfectly Plastic Layer between Two Rigid Plates,” Arch.Mech. Stos. 19(1), 129–149 (1967).