@book{Breyel2016, author = {Breyel, Corinna and Grigoriadis, Theocharis}, year = {2016}, language = {eng}, copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen}, title = {Foreign Agents?}, url = "http://dx.doi.org/10.17169/refubium-23454", }