One or two-hour addresses in the conferences
- Periodic orbits and their bifurcations, Lumini, 1989,
- Resurgent functions, Paris, 1990,
- Dynamical systems, Nagoya, 1990,
- Dynamics days, Berlin, 1991,
- Colloque de Geometrie, Strasburg, 1991,
- Complex analytic methods in dynamical systems, Rio de Janeiro,
- Dynamical systems, Trieste, 1992,
- Geometrical colloquium, Moscow, 1993,
- Kolmogorov memorial conference, StPetersburg, 1993,
- Dynamical systems, Rio de Janeiro, 1993,
- Maryland-Penn State conference in Dynamical systems, College
- Dynamical systems, Stony Brook, 1994,
- Dynamical systems, Moscow, 1994, Member of the Organizing
Committee for the conference.
- International Congress in Dynamical systems, Montevideo, 1995,
- Ergodic Theory and Dynamical Systems (subject, not title),
Jerusalem, May 1995
- Dynamical Systems, Trieste, May 1995,
- The Stokes Phenomenon and Hilbert's 16th Problem, Groningen,
- Geometrie complex et Systems dynamique, Paris, July 1995,
- Dynamical Systems and Limit cycles (subject, not title), Lumini,
- Symposium on Dynamical Systems (subject, not title), Delft
- Workshop on Dynamical Systems, Warsow, October 1995,
- Annual Meeting of AMS, Orlando, January 1995,
- Contemporary problems in the Theory of dynamical systems,
Nigniy Novgorod, July 1996,
- 20th Congress of A.M.A.S.E.S., Urbino, September 1996,
- Iterates of maps, Urbino, September 1996,
- Contemporary problems in mathematics, Samarkand, October 1996,
- Symposium on Planar vector fields, Leida, November 1996,
- Conference on Dynamical systems, Taejon, Korea, February 1997,
- International Congress in Dynamical systems, Guernavaca, Mexico,
- Arnoldfest (The conference in honour of V.I.Arnold's 60th
birthday), Toronto, Canada, June 97,
- International Conference in Dynamical systems, Rio de Janeiro,
Brasil, August 97.
- Conference on Polynomial vector fields, Lumini, France, October
- Conference: Multiple time-scaled dynamical systems, Minneapolis,
- Workshop on Laminations and Foliations, Stony Brook, USA,
- Conference dedicated to the Novikov's 60th birthday, Moscow,
- Local differentiable Dynamics and Applications to Bifurcation
theory, LUC Diepenbeek, Belgium, June 98,
- Workshop on Dynamical Systems, Trieste, Italy, September 98,
- Memorial conference dedicated to the Pontriagin's 90th birthday,
Moscow, August 98, joint talk presented by A.Gorodetski,
- Penn State Dynamical Systems workshop, October 99.
- International conference on Diff. Equat. Moscow, (MAI), August
99, joint talk presented by A.Gorodetski,
- Conference on geometric theory of planar vector fields, Lumini,
France, October 99.
- Meeting of Canadian Mathematical Society, Montreal, December
- Workshop on asymptotic series, differential algebra and finiteness
problems in non-linear Dynamical systems, June 19 - July 7,
- International conference on dynamical systems, July 19-28,
2000, IMPA, Rio-de-Janeiro.
- Dynamical Systems and Related Topics, Workshop, October 26-29,
2000, Penn State University, US.
- Global Invariant Manifolds in Dynamical Systems, Workshop,
December 10-16, 2000, Oberwolfach, Germany.
- 2 talks at Petrovskii Centennial Conference, May 22-27, 2001,
- International Conference "Differential and functional-differential
equations", Moscow, August 11-17, 2002,
- Workshop "Differential equations" dedicated to the memory
of Vladimir Lazutkin, St.Petersburg, Russia, August 18-20, 2002.
- Conference In honor of the 60th birthday of J.Mather (Princeton,
- member of the Programm Commitee and a speaker at the Conference "MODERN
THEORY OF DYNAMICAL SYSTEMS AND APPLICATIONS TO THEORETICAL CELESTIAL
MECHANICS" dedicated to the memory and the 70th birthday of V.M.
Alexeyev, Moscow, December 2002.
- Conference in honor of the 100th birthday of A.Kolmogorov,
Moscow, June 2003.
- two talks at the Equadiff-03, Husselt, Belgium, 22-26 July
- Ramis Conference, Toulouse, 22-26 Sep-tember 2003,
- Dynamical systems workshop, Penn State, October 23-26, 2003.