Nazarov V.A. Svodnyy katalog nekotorykh proektov probnykh i nevypushchennykh a takzhe otdelnykh predpolagaemykh seriy sovetskikh monet./Nazarov V.A. Consolidated catalogue of some drafts of trial and unreleased coins, as well as of individual supposed series of Soviet coins. In Russian - landofmagazines.com

TransliterationNazarov V.A. Svodnyy katalog nekotorykh proektov probnykh i nevypushchennykh a takzhe otdelnykh predpolagaemykh seriy sovetskikh monet.

In EnglishNazarov V.A. Consolidated catalogue of some drafts of trial and unreleased coins, as well as of individual supposed series of Soviet coins. In Russian

$199