"USSR." . . "EASTERN EUROPE." . . . "Soviet-Warsaw Pact yearbook"@en . . . . . . . . "The RUSI Soviet-Warsaw Pact yearbook"@en . . . . . . "Royal United Services Institute for Defence Studies Soviet-Warsaw Pact yearbook"@en . "Periodicals"@en . . . . . . "MILITARY POLICY." . . . . "Soviet Union" . . "Europe, Eastern" . .