1. Atlas of Soils of the Komi Republic, Ed. by G. V. Dobrovol’skii (Komi Respublikanskaya Tipografiya, Syktyvkar, 2010).
2. Atlas of the Komi Republic on Climate and Hydrology (Drofa, DiK, Moscow, 1997).
3. A. F. Vadyunina and Z. A. Korchagina, Methods for Studying the Physical Properties of Soils (Agropromizdat, Moscow, 1986) [in Russian].
4. P. V. Vershinin, Soil Structure and Conditions of Its Formation (Izd. Akad. Nauk SSSR, Moscow, 1958) [in Russian].
5. E. V. Zhangurov, M. P. Lebedeva, and I. V. Zaboeva, “Microstructure of genetic horizons in automorphic soils of the Timan Ridge,” Eurasian Soil Sci. 44 (3), 261–271 (2011). https://doi.org/10.1134/S1064229311030203