Polit-Barometer Jg. 20 (2020) Issue 7, September Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 20 (2020) Issue 6, July-August Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 20 (2020) Issue 5, June Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 20 (2020) Issue 4, May Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 20 (2020) Issue 3, April Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 20 (2020) Issue 2, March Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Polit-Barometer Jg. 20 (2020) Issue 1, January - February Sofia : FES Bulgaria, Year 18 (2018)- Publikation herunterladen
Gewerkschaftsmonitor / Bulgarien (2020) Berlin : Friedrich-Ebert-Stiftung, 2019- Publikation herunterladen
Politbarometăr (2020) Broj 9, Noemvri 2020 Sofija : FES Bălgarija, Godina 18 (2018)- Publikation herunterladen
