BibSlavKon: 341 hits for B1547 on page 5

The Bibliography of International Congresses of Slavists (1929-2018) was converted from thirteen printed volumes into a database in cooperation with the Slavonic Library in Prague (Slovanská knihovna Praha) and contains 8550 records. Since 2008 the Bibliography appear only in electronic form and will be updated in five-year interval according to the next Congresses of Slavists. The further information can be found here. The overview of the classification can be found: here.

Your search for B1547 provides 341 hits
41	Folklorăt i săvremennata bălgarska beletristika Cholevič, Jordanka Vasileva - Slavjanska filologija (1978), 386-399
42	Săprotivitelnite dviženija na bălgarite prez XV-XVIII v. Cvetkova, B. - Slavjanska filologija (1973), 55-66
43	Zum Wortschatz der frühen bulgarischen Übersetzungsprosa Gutschmidt, K. - Zeitschrift für Slawistik 8 (1963) 4, 530-540
44	Osnovnoto dialektno delenie na bălgarski ezik Stojkov, S. - Slavjanska filologija : materiali za V Meždunaroden kongres na slavistite (1963), 105-119
45	Za socialističeskata kulturna revoljucija v Bălgarija Božinov, V. - Slavjanska filologija : materiali za V Meždunaroden kongres na slavistite (1963), 235-254
46	Ľalternance ja/je de ľancien ъ en bulgare moderne Bernard, R. - Revue des études slaves 34 (1957) 1/4, 15-31
47	A Phonemic Analysis of some Bulgarian Dialects Klagstad, H. L. - American Contributions to the Fourth International Congress of Slavicists : Moscow, September 1958 (1958), 157-168
48	A Phonemic Analysis of some Bulgarian Dialects Klagstad, H. L. - 1958, 12 s.
49	Une nouvelle étape de ľévolution du bulgare Beaulieux, Léon - Saopštenja i referati : III međunarodni kongres slavista (slovenskih filologa) : 18.–25.IX.1939 = Communications et rapports : IIIème congrès international des slavistes (philologues slaves) (1939), 9-12
50	Beiträge zur diachronischen Sprachgeographie des Bulgarischen Arnim, B. Von - Księga referatów : II Międzynarodowy zjazd slawistów (filologów słowiańskich). Sekcja I – Językoznawstwo = Recueil des communications : II Congrès international des slavistes (philologues slaves). Section I – Linguistique (1934), 1-2

Bibliography of International Congresses of Slavists (BibSlavKon)