@book{OPUS4-42549,
  title     = {Politics, Social Movements and Extremism},
  editor    = {Gregor Fitzi and J{\"u}rgen Mackert and Bryan S. Turner},
  volume    = {2},
  isbn      = {978-1-31510-806-3},
  doi       = {10.4324/9781315108063},
  year      = {2018},
}