The Bulgarian Intelligentsia and "Inteligencija" : (A contribution to the history of the study of the Bulgarian intelligentsia in the 19th century and the testimony of Konstantin Jireček) - Sobotková, Hana (. "We"&"The others": Modern European Societies in Search of Identity. - Praha : Karolinum, 2004. - 275 s., obr.. - ISBN 80-246-0786-7, 2004)