1. Alekseev, V.V., Kurakina, N.I., and Zheltov, E.V., GIS kompleksnoi otsenki sostoyaniya okruzhayushchei prirodnoi sredy (Geoinformation System for Environment State Complex Estimation), St. Petersburg, 2007.
2. Complex ecological estimation for the environment;A.A. Chendeva,2013
3. Decree of Russian Federation Government no. 800 “On Land Recultivation and Conserving,” July 10, 2018.
4. Dobrovol’skii, G.V. and Nikitin, E.D., Funktsii pochv v biosfere i ekosistemakh (ekologicheskoe znachenie pochv) (Soils Functions in Biosphere and Ecosystems. Soils Ecological Role), Moscow, 1990.
5. Federal Law no. 7-FZ “On Environment Protecting,” 10.01.2002.