@article{OPUS4-59133,
  title     = {Concepts and theory},
  journal   = {Populism and the crisis of democracy},
  editor    = {Gregor Fitzi and J{\"u}rgen Mackert and Bryan S. Turner},
  volume    = {1},
  doi       = {10.4324/9781315108070},
  year      = {2019},
}