Source: GND
The Eurozone and Bulgaria
interrelations anf future perspectivesSofia : Friedrich Ebert Foundation, Office Bulgaria [u.a.], 2011Evrozonata i Bălgarija
vzaimovăzki i bădešti băzožnosti za razvitieSofija : Fondacija Fridrich Ebert, Bjuro Bălgarija [u.a.], 2011