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 Tołczyk, Dariusz provides 2 hits
1	Literature of the Gulag in the Context of Nazi Camp Literature: Towards a Poetics of Testimony Tołczyk, Dariusz - American Contributions to the 13th International Congress of Slavists : Ljubljana, August 2003 (2003), 167–180
2	The Katyn Massacre and the Western Myth of World War II Tolczyk, Dariusz - American Contributions to the 14th International Congress of Slavists : Ohrid, September 2008 (2008), 217–231

Bibliography of International Congresses of Slavists (BibSlavKon)

Literature of the Gulag in the Context of Nazi Camp Literature: Towards a Poetics of Testimony

The Katyn Massacre and the Western Myth of World War II