Correlational study between the indicators of innovation activity and agricultural production in the Russian regionsAleksey Simonov, Irina Tarasova, Nadezhda Vinogradova, Аlexandr Stepanov and Olga FomenkoE3S Web Conf., 176 (2020) 05017DOI: https://doi.org/10.1051/e3sconf/202017605017