BibSlavKon: 625 hits for 9 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 Volume 9 provides 625 hits
41	Jazyk berestjanych gramot Dumitrescu, M. - Romanoslavica (1983), 41-45
42	Le participe (gérondif) apparemment coordonné à son verbe principal et le même tour avec subordonnée en vieux russe et ailleurs en indo-europóen Ferrand, M. - Revue des études slaves 55 (1983) 1, 43-55
43	Jazykovaja situacija v drevnej i moskovskoj Rusi v svete teorii bilingvizma i diglossii Filkova, P. D. - Slavjanska filologija (1983), 45-56
44	Zadači na izučavaneto na ruskata redakcija na starobălgarskija ezik Ivanova-Mirčeva, D. - Slavjanska filologija (1983), 77-83
45	Nazvanije vengrov „ugri“ i vostočnyje slavjane Király, P. - Hungaro-Slavica 1983 : IX. Internationaler Slavistenkongress : Kiev, 6.-13. September 1983 (1983), 167-183
46	The Genitive-Accusative as a Slavonicism in the Laurentian Manuscript of 1377 : the Problem of Text Segmentation Klenin, E. - American Contributions to the Ninth International Congress of Slavists : Kiev, September 1983 (1983), 161-170
47	Ruskoto jazično vlijanie vrz makedonskite tekstovi od XIII-XIV vek Koneski, B. - Referati na makedonskite slavisti za IX Meģunaroden slavistički kongres vo Kiev (1983), 25-28
48	O jazyke Kijevskoj letopisi XII veka Meľnyčuk, A. S. - Slov’jans’ke movoznavstvo : dopovidi : IX Mižnarodnyj z’jizd slavistiv (1983), 116-142
49	Nekotoryje problemy izučenija jazykovych vzaimodejstvij bolgar i russkich (X–XIV vv.) Pavlova, R. - Slavjanska filologija (1983), 33-44
50	Vostočnoslavjanskoje vlijanije v drevneserbskoj kormčej Reinhart, J. - 1983, 80 s.

Bibliography of International Congresses of Slavists (BibSlavKon)