BibSlavKon: 110 hits for B1546 on page 6

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 B1546 provides 110 hits
51	Za migracijata na naselenieto v severoiztočnata čast na Balkanskija poluostrov prez 60–70-te godini na XIX v. Todorov, N. - Slavjanska filologija : materiali za V Meždunaroden kongres na slavistite (1963), 267-287
52	Les événements des Balkans et les négociations russo-turques de ľannée 1802 Vianu, A. - Romanoslavica (1963), 483-504
53	Les proverbes des langues balkaniques considérés au point de vue linguistique Pavlović, M. - Saopštenja i referati : III međunarodni kongres slavista (slovenskih filologa) : 18.–25.IX.1939 = Communications et rapports : IIIème congrès international des slavistes (philologues slaves) (1939), 198-199
54	Balkanaslavjanski moŭny typ : daklad na XIV Mižnarodnym z`jezdze slavistaŭ Cychun, Henadz’ - 2008, 23 s.
55	The Status of Discourse Markers as Balkanisms in South Slavic Fielder, Grace E. - American Contributions to the 14th International Congress of Slavists : Ohrid, September 2008 (2008), 111–129
56	Od ponovite balkanski inovacii vo makedonskiot gramatički sistem Markoviќ, Marjan - Prilozi = Contributions 38 (2013) 1/2, 110–118
57	Discourse Function of Past Tenses in Pre-Modern Balkan Slavic Prose Fielder, Grace E. - American Contributions to the Twelfth International Congress of Slavists : Cracow, August - September 1998 : Literature, Linguistics, Poetics (1998), 344-361
58	The Loss of the Imperfective Aorist in Macedonian : Structural Significance and Balkan Context Friedman, Victor A. - American Contributions to the Eleventh International Congress of Slavists : Bratislava, August - September 1993 : Literature : Linguistics : Poetics (1993), 285-302
59	Makedonskata literatura vo kontekstot na balkanskoto i jugoslovenskoto meģuliterarno zaedništvo Ǵurčinov, Milan - Referati na makedonskite slavisti za XI Meģunaroden slavistički kongres vo Bratislava (1993), 135-140
60	Tipy leksičeskich vzaimosvjazej i voprosy obrazovanija balkanskogo jazykovogo sojuza Desnickaja, Agnija Vasiľjevna - Slavjanskoje jazykoznanije : X Meždunarodnyj s“jezd slavistov : Sofija, sentjabr’ 1988 g. : doklady rossijskoj delegacii (1988), 131-150

Bibliography of International Congresses of Slavists (BibSlavKon)