1. I. B. Archegova, “Some aspects of the theoretical definition of soils,” Vestn. S.-Peterb. Univ., Ser. 3: Biol., No. 1, 98–103 (2015).
2. O. N. Bakhmet, Doctoral Dissertation in Biology (Petrozavodsk, 2015).
3. N. L. Blagovidov and G. L. Burkov, Practical Manual on Soil Study and Characteristics of Forest Sites (Forest Technical Academy, Leningrad, 1959) [in Russian].
4. L. G. Bogatyrev, “Genesis of forest litters in different natural zones of the European part of Russia,” Lesovedenie, No. 4, 3–12 (1995).
5. L. G. Bogatyrev, “Structural and functional organization of terrestrial forms of detritus,” Vestn. Mosk. Univ., Ser. 17: Pochvoved., No. 3, 28–39 (1992).