[1]
V. E. Gladkova, M. A. Yakhyaev, V. E. Korolkov, I. A. Smirnova, I. L. Litvinenko, and J. S. Pinkovetskaya, “The access of russian small enterprises to public procurement markets: data analysis”, AmazInv, vol. 7, no. 15, pp. 20–31, Aug. 2018.