@book{BluemelMagieraMertenetal.1994,
  author    = {Bl{\"u}mel, Willi and Magiera, Siegfried and Merten, Detlef and Sommermann, Karl-Peter},
  title     = {Problemes constitucionals a l'Alemanya unificada},
  address   = {Barcelona},
  year      = {1994},
  abstract  = {_},
  language  = {es}
}