@article{RotheWandke2005,
  author    = {Rothe, Heinz-J{\"u}rgen and Wandke, Hartmut},
  title     = {Farewell from Friedhart Klix},
  issn      = {0932-4089},
  year      = {2005},
  language  = {en}
}
@article{RotheMetzDegener1999,
  author    = {Rothe, Heinz-J{\"u}rgen and Metz, Anna-Marie and Degener, Mirko},
  title     = {Mental load of call center agents},
  year      = {1999},
  language  = {en}
}