1. B.N. Dostovalov, “The physical conditions accompanying the formation of frost cracks and the development of fractured ice in unconsolidated earth materials,” Research on Permafrost in the Yakut Republic [in Russian], No. 3, AN SSSR, Moscow (1952).
2. N.N. Romanovskii, Formation of Polygonal-Wedge Structures [in Russian], Nauka, Novosibirsk (1977).
3. S.E. Grechishchev, L.V. Chistotinov, and Yu.L. Shur, Cryogenic Physicogeological Processes and Their Prediction [in Russian], Nedra, Moscow (1980).
4. V.P. Merzlyakov, “Thermal expansion coefficient as a characteristic of frozen ground,” Geoekologiya, No. 2, 159-167 (2012).
5. E.P. Shusherina and V.N. Zaitsev, “Temperature deformations of perennially frozen ground and underground vein ice,” Permafrost Studies [in Russian], Issue 15, MGU, 187-197 (1976).