- Author: Vasile Rotaru, Andreas Umland
- Language: English
- Year: 2018
- Author: Aygul Ashirova Andreas Umland (editor)
- Language: German
- Year: 2009
- Author: Andreas Umland, Taras Antoshevskyi, Vera Axyonova, Tetyana Bohdanova, Ganna Bazilo, Giselle Bosse, Halyna Budivska, Olga Burlyuk, Mykhailo Cherenkov, Christina Parandii, Balázs Jarábik, Tetiana Kalenychenko, Tatiana Kyselova, Vitalii Moroz, Dariya Orlova, Kateryna Pischikova, Valentyna Romanova, Natalia Shapovalova, Fabian Schöpner, Maryna Shevtsova, Susann Worschech, Kateryna Zarembo
- Language: English
- Year: 2018
Changing Images of the Left in Bulgaria: The Challenge of Post-Communism in the Early 21st Century
epub
- Author: Boris Popivanov Andreas Umland
- Language: English
- Year: 2015