The catalog of coupons of non-mandatory treatment (private) issued on the territory of the USSR in 1914 - 1925 .. Rostov-on-Don: Edition Sev. Kavk. Department of the SAI and the representative of the SFA in North. The Caucasus Yu. B. Helmer, 1927.
Speransky, Mikhail Mikhailovich (1772-1839).
A note in French by the manager of the State Commission on the repayment of debts of the secret adviser Citizen J. O. Lambert on paper money, March 4, 1821. 1822.