Nagapetova, A. G., Pokhilko, A. D., Shmatko, A. A., Vetrov, Y. P., & Novikova, O. S. (2017). Social-Historical Transformations in Russia. Journal of History Culture and Art Research, 6(4), 1344-1350. https://doi.org/10.7596/taksad.v6i4.1191