A. R. Freire,  "The fall of the Berlin Wall 26 years later: the state of the left in Portugal, 2015-2016", in State of Affairs in Europe - Workshop of Transform and Rosa Luxemburg Foundation, Cornelia Hildebrandt and Luci Wagner, Ed., Berlim, Transform! Europe and Rosa-Luxemburg-Stiftung, 2017, pp. 82-109