In 1956 a Russian emigre in Munich published a pamphlet called The Rising Wave, linking events in Hungary to anti-Soviet activity in Poznan, East Berlin, and Tbilisi, as well as the prisoner uprisings in the Soviet gulag at Kengir and Vorkuta. The pamphlet has now been digitized by the University of Illinois Library.
An excerpt from Intercontinental Press Service's 1957 Leading personalities in Eastern Europe (Bulgaria, Czechoslovakia, Hungary, Poland, Romania): a desk reference for editors and journalists (UIUC call number Main Stacks Q.920.04 In8l).
The First Russian Revolution (e.g., of 1905-1907) and the Hungarian labor movement, published in 1956 on the occasion of that revolution's 50th anniversary
Thoughts on 1956 and its significance for the international workers' movement by the "dean of Mexican Marxists."