- Czech Maffie2001 | Faculty of Arts
- Political and Journalistic Activities of František Sís (1914-1919)2013 | Publication without faculty affiliation
- Information about the political activities of Vladimir Sis in neutral Bulgaria (September 1914 - March 1915) in the memoirs of Frantisek Sis. The story of the first Czech Memorandum2014 | Publication without faculty affiliation
