Automated system-cognitive analysis of the dependence of export and import of agricultural machinery on its production (the case of Russia)Ksenia A. Semenenko, Eugeny V. Lutsenko, Irina V. Snimshchikova and Valery I. LoikoBIO Web Conf., 17 (2020) 00140DOI: https://doi.org/10.1051/bioconf/20201700140