Research grants:
- Dutch grant of the Stichting voor Fundamenteel Onderzoek
der Materie (1991/92)
- grant of the Russian state committee of science and high
school No 2-62-2-14 (1994)
- grants of the Russian fund for fundamental research
No 94-02-05137a (1995), No 95-02-05701 (1996-1998)
- grant of the International Science Foundation and Russian Government
No N6N000 and N6N300 (1994/95)
- grant of the President of Russia No 96-15-96729 (1997/99)
- Heisenberg-Landau grants (1993-1997, 2003-2016)
- grant of the Brazilian agency CNPq (1997)
- NATO grant for collaboration Belgium-Russia (1999)
- NATO fellowship in Belgium (1999/2000)
- German grant of the DFG (1999/2000)
- German grant SFB 634 (2003/2015)
- "Distinguished Visiting Scholar" at the University of the Witwatersrand,
Johannesburg (2013).
- German grant SFB 1245 (2016/2020)