2018, Mustafina D.A., Shadymetova Z.M, Gatin A.A, Gatin M.S, Fakhrutdinov R.R. Tatar Muslims of Orenburg in the Russian Trade with the Countries of the Middle East in the Second Half of the XVIII Century // National Academy of Managerial Staff of Culture and Arts Herald. 2018. Issue 2. Pages 123-126. ISSN: 2226-3209