Datenquelle: GND
Polit-Barometer Jg. 24 (2024) Issue 3, 7th-31st March
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024) Issue 5, May 6th-31st
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024) Issue 4, April 1st-May 6th
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024) Issue 6, June
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024) Issue 7, July-August
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024) Issue 10, Nov. 1st - Dec. 15th
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024) Issue 8, September
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024) Issue 9, October
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024)
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 24 (2024) Issue 1, January
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) Broj 3, 1 Mart-5 April
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023)
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) H. Broj 1, Januari
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) Broj 2, Fevruari
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) Broj 4, 6-30 April
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) Broj 5, 1 Maj-5 Juni
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) Broj 6, 6-30 Juni
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) Broj 7, Juli-Avgust
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) Broj 8, Septemvri
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-Politbarometăr Jg. 23 (2023) Broj 9, Oktomvri-5 Noemvri
Sofija : FES Bălgarija, Godina 18 (2018)-, 2018-