Bibliography of International Congresses of Slavists (BibSlavKon)

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 G4544 provides 2 hits
1	Zur Semantik der slavischen Bezeichnungen für „Glück“ und „Unglück“ Schubert, Gabriella - Slavistische Studien zum X. Internationalen Slavistenkongress in Sofia 1988 (1988), 717-735
2	Vostočnoslavjanskije i zapadnoslavjanskije tradicii v jazyke i formuljare galicko-volynskich gramot XIV v. Zoltán, András - Hungaro-Slavica 1988 : 10. internationaler Slavistenkongress : Sofia, 14.-22. September 1988 (1988), 85-91

Bibliography of International Congresses of Slavists (BibSlavKon)

Zur Semantik der slavischen Bezeichnungen für „Glück“ und „Unglück“

Vostočnoslavjanskije i zapadnoslavjanskije tradicii v jazyke i formuljare galicko-volynskich gramot XIV v.