BibSlavKon: 23 hits for K4680 on page 3

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 K4680 provides 23 hits
21	Bibliohrafija vydanʼ z istoriji knjažoji biblioteky XI st. Kyjivsʼkoho Sofijsʼkoho soboru : novyj pohljad na problemu Solonsʼka, Natalija - Slov`jans’ki obriji (2013), 112–126
22	Jesli by v konce XV veka Novgorod oderžal pobedu nad Moskvoj : (ob odnom nesostojavšemsja variante istorii russkogo jazyka) Isačenko, A. V. - Wiener slavistisches Jahrbuch : Beiträge österreichischer Slavisten zum VII. Internationalen Slavistenkongress Warschau 1973 (1973), 48-55
23	Itogi i zadači izučenija slavjanskoj Biblii : k 25-letiju slavjanskoj biblejskoj komissii pri Meždunarodnom komitete slavistov Aleksejev, Anatolij Aleksejevič - Pisʼmennosť, literatura, foľklor slavjanskich narodov. Istorija slavistiki : XV Meždunarodnyj s“jezd slavistov : Minsk, 20–27 avgusta 2013 g. : doklady rossijskoj delegacii (2013), 9–36

Bibliography of International Congresses of Slavists (BibSlavKon)

Bibliohrafija vydanʼ z istoriji knjažoji biblioteky XI st. Kyjivsʼkoho Sofijsʼkoho soboru : novyj pohljad na problemu

Jesli by v konce XV veka Novgorod oderžal pobedu nad Moskvoj : (ob odnom nesostojavšemsja variante istorii russkogo jazyka)

Itogi i zadači izučenija slavjanskoj Biblii : k 25-letiju slavjanskoj biblejskoj komissii pri Meždunarodnom komitete slavistov