{"id":"000418903","type":"article","title":"Numismatic research in Russia, the Ukraine and Byelorussia in the period 1917 - 1967","pages":"247-273","container-title":"The Numismatic Chronicle. The Journal of the Royal Numismatic Society, ns12.1972","author":[{"family":"Spassky","given":"I.G"}],"issued":{"raw":"1972"}}