Портенко Микола Іванович

1983 Congress of Mathematicians in Warsaw
1994 Congress of Mathematicians in Zürich
1975 Sovjet-Japan Symposium on Probability Theory and Mathematical
Statistics, Tashkent
1982 Sovjet-Japan Symposium on Probability Theory and Mathematical
Statistics, Tbilisi
1991 Sovjet-Japan Symposium on Probability Theory and Mathematical
Statistics, Kyiv
1995 Japan-Russia Symposium on Probability Theory and Mathematical
Statistics, Tokyo
1973, 1977, 1981, 1985, 2006 Vilnius Conferences on Probability Theory
and Mathematical Statistics
1995, 1997, 1999 Ukrainian-Scandinavian Conferences on Probability Theory
and Mathematical Statistics
2001 Ukrainian Mathematical Congress-2001
2005 International Conference "Modern problems and new trends in probability
theory", Chernivtsi
2007 International Conference “Skorokhod space: 50 years on”, Kyiv
2009 International Conference "Stochastic analysis and random dynamical
systems", Lviv
2009 Ukranian Mathematical Congress - 2009 , Kyiv
2016 International Workshop "Limit theorems in probability theory, number theory and mathematical statistics", Kyiv, Ukraine.
2018 International Scientific Conference "Stochastic equations, limit theorems and statistics of stochastic processes" dedicated to the 100th anniversary of I. I. Gikhman (1918-1985), Kyiv, Ukraine.