Moscow(8), Kharkiv, Saint Petersburg(2), Tuapse, Leipzig, Dubna, Warsaw, Yekaterinburg, Budapest, Kaunas, Arkhangelsk, Falkenstein, Zaporizhzhya, Novosibirsk, Nizhny Tagil, Tambov, Chisinau, Vienna, Tbilisi, Haarlem, Omsk(2), Izhevsk.