BibSlavKon: 12 hits for P1280 on page 1

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 P1280 provides 12 hits
1	Rasščeplennaja markirovka padežej v russkom jazyke (na primere roditeľnogo padeža pri otricanii) Aoki, Masahiro - Comparative and Contrastive Studies in Slavic Languages and Literatures : Japanese Contributions to the XIIth International Congress of Slavists : Kraków, Aug. 24 - Sept. 3,1998 (1998), 1-25
2	Sootnošenije morfologičeskogo i sintaksičeskogo urovnej v kategorii padeža : (padeži staroslavjanskogo jazyka) Češko, Je. V.; Revzin, I. I. - Slavjanskoje jazykoznanije (1973), 435-457
3	Dateľnyj padež napravlenija v slavjanskich jazykach Gallis, A. - Scando-Slavica (1963), 104-122
4	Mýtus a filozofie života v poetice ruské a české moderny Kšicová, Danuše - Česká slavistika 1998 : české přednášky pro XII. mezinárodní sjezd slavistů Krakov 27.8.-2.9.1998 (1998), 199-205
5	Roditeľnyj padež množestvennnogo čisla na -â v serbsko-chorvatskom jazyke Đurović, D. - 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), 18-19
6	Vidovyje otnošenija v russkich padežach - k funkcionaľnoj semantike tvoriteľnogo padeža Yoneshige, Fumiki - Comparative and Contrastive Studies in Slavic Languages and Literatures : Japanese Contributions to the Tenth International Congress of Slavists : Sofia, September 14-21, 1988 (1988), 1-10
7	Le thème de la ville et trois poètes bulgares du premier quart du XXe siècle Ivanova-Foulliaron, Éléna - Revue des études slaves 60 (1988) 1, 221-227
8	La traduction des poètes russes classiques à ľintention du grand public français Besson, J. - Revue des études slaves 55 (1983) 1, 239-250
9	Contributions à ľétude du lexique ďun patois slave ďAlbanie : (Boboščica et Drenovjäne) Djamo-Diaconiţă, Lucia - Romanoslavica (1968), 175-192
10	Omonimija padežej kak didaktičeskij i evrističeskij princip v cerkovnoslavjanskoj grammatike XV–XVII vv. Verner, Inna Veniaminovna - Lingvističeskaja epistemologija : istorija i sovremennosť : XV Meždunarodnyj s“jezd slavistov (Minsk, Respublika Belarusʼ, 20–27 avgusta 2013 g.) (2013), 129–152

Bibliography of International Congresses of Slavists (BibSlavKon)