1. Alekseev A.I., Kuzin E.N., Aref’ev A.N., Kuzina E.E. Changes in the fertility of leached chernozem by using natural zeolites and fertilizers. Vestnik Ul’yanovskoi gosudarstvennoi sel’skokhozyaistvennoi akademii. 2013. №3 (28). p. 5.
2. Aref’ev A.N., Kuzin E.N. Changes in crop yields of the grain-crop rotation link and crop production quality under the influence of sewage and zeolite sediments. Niva Povolzh’ya. 2018. №3 (48). Pp. 9–13.
3. Pochvennaya ekologiya sel’skokhozyaistvennykh rastenii [Soil ecology of agricultural plants]. Val’kov V.F. Moscow, 1986.
4. Gainutdinov M.T., Chekmarev P.A., Vladimirov V.P. The productivity of early ripe potato “ luck” with the introduction of various doses of zeolite against the background of mineral fertilizers. Dostizheniya nauki i tekhniki APK. 2014. V. 28. №11. P. 40.
5. Garipova R.F. Integrated multi-stage reclamation - a way to restore the ecological usefulness of soils subject to slytogenesis. Evolyutsiya i degradatsiya pochvennogo pokrova: materialy II-oi Mezhdunarodnoi konferentsii – Stavropol’: Izd-vo StavGAU. 2002. Pp. 34–36.