1. Analytical research of the group «Business Profile». Russia on the world crop market. [Electronic resource]. https://delprof.ru/upload/iblock/46b/DelProf_Analitika_Rynokzerna-v-Rossii.pdf
2. Resolution of the Government of the Russian Federation No 2097 from December 2020. On the tariff quota for the export of grain crops outside the territory of the Russian Federation to States that are not members of the Eurasian Economic Union. [Electronic resource]. http://static.government.ru/media/files/boKLIa4t0FhA7uXgjpgwE3jtytoRCATh.pdf
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4. Medvedeva A., What to do with fertilizer prices? // Plant protection. 2021. [Electronic resource]. https://www.agroxxi.ru/gazeta-zaschita-rastenii/zrast/chto-delat-s-cenami-na-udobrenija.html
5. Press release dated 12/24/2021 Rosspetsmash Association: according to the forecast of the Ministry of Industry and Trade of Russia, in 2021 the production of Russian agricultural machinery will grow by 40% // Weekly business newspaper AgroNovosti. [Electronic resource]. https://agro-bursa.ru/press-releases/2021/12/24/associaciya-rosspecmash.html