BibSlavKon: 176 hits for P1780 on page 16

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 P1780 provides 176 hits
151	Symbolism and Stylized Prose in Russia and Poland : V. Brjusov’s Ognennyj angel and W. Berent’s Żywe kamienie Baer, J. T. - American Contributions to the Ninth International Congress of Slavists : Kiev, September 1983 (1983), 19-38
152	Naukovo-techničnyj prohres i mova chudožn’oji literatury : (na materiali sučasnoji schidnoslov’jans’koji chudožn’oji prozy) Bilodid, Ivan - 1978, 14 s.
153	Stilevoj analiz i tolkovanije literaturnogo teksta : (transformacionnyj podchod k proze Bunina i Šolochova) Grebenshikov, Vladimir - Canadian Contributions to the VIII International Congress of Slavists (Zagreb – Ljubljana 1978) : Tradition and Innovation in Slavic Literatures, Linguistics and Stylistics (1978), 181-194
154	Osobennosti poľskoj i russkoj romantičeskoj prozy 1830–1840-ch godov : (k probleme geroja i principov jego izobraženija) Cybenko, Je.z. - Romantizm v slavjanskich literaturach : sbornik statej : k VII Meždunarodnomu s"jezdu slavistov, Varšava, avgust 1973 g. (1973), 110-153
155	Ukrajins’kyj romantyzm u typolohičnomu zistavlenii z literaturamy zachidno- i pivdennoslov’jans’kych narodiv : (perša polovyna XIX st.) Kyryljuk, Je. P. - 1973, 32 s.
156	Poľs’kyj romantyzm u schidnoslov’jans’kych literaturach kincja XIX - peršoji polovyny XX st. : (pro roľ tak zvanych povtornych kontaktiv) Verves, H. D. - 1973, 31 s.
157	Mezi poezií a prózou : k funkci veršovaného románu v žánrovém systému české literatury 19. století Vodička, Felix - Česká literatura : časopis pro literární vědu 16 (1968) 3, 245-265
158	Nabat and its Editors : the 1919 Swansong of the Brisbane Russian Socialist Press, or Nas ješče suďby bezvestnyje ždut Windle, Kevin - Themes and Variations in Slavic Languages and Cultures : Australian Contributions to the XIV International Congress of Slavists : Ohrid, Macedonia, 2008 (2008), 23–48
159	Nacionaľnyj etos v prostranstve gipermarketa. Samooščuščenije geroja molodoj prozy Poľši i Rossii načala XXI v. Adeľgejm, Irina Jevgenʼjevna - Pisʼmennosť, literatura, foľklor slavjanskich narodov. Istorija slavistiki : XV Meždunarodnyj s“jezd slavistov : Minsk, 20–27 avgusta 2013 g. : doklady rossijskoj delegacii (2013), 293–312
160	Elementy tabloidnogo stilja v jazyke rossijskoj postkommunističeskoj pressy : (na materiale gazetnoj kriminaľnoj chroniki) Ryazanova-Clarke, Lara - Russistik : die wissenschaftliche Zeitschrift für aktuelle Fragen des Russischunterrichts = Rusistika : naučnyj žurnal aktuaľnych problém prepodavanija russkogo jazyka 10 (1998) 1/2 = 19/20, 75-88

Bibliography of International Congresses of Slavists (BibSlavKon)