@Article{437168, author = "Roman Jurkowski", title = "Tsarist Russia - Bolshevik Russia - Contemporary Russia : Special Session with the Ceremony of Conferring the Title of Doctor Honoris Causa of the Universisty of Warsaw to Professor Richard Pipes, Warsaw, 259-30 June 2010", year = 2011, volume = 12, number = , journal = Echa Przeszłości, pages = s. 211-217, }