For citations:
Serebryakova N.A., Grishchenko N.V., Olkhovikov A.A. Trade as an indicator of social and economic development. Proceedings of the Voronezh State University of Engineering Technologies. 2018;80(1):364-368. (In Russ.) https://doi.org/10.20914/2310-1202-2018-1-364-368