@book{HelmchenHaftendornBeitzetal.2018,
  author    = {Hanfried Helmchen and Helga Haftendorn and Wolfgang Beitz and Stefan H. E. Kaufmann and Hans-Joachim Queisser and Reinhard H{\"u}ttl and G{\"u}nter Spur and Achim Dittmann and Wolfgang Fratzscher and Werner Albring and R{\"u}diger Wehner and Ernst Mayr},
  title     = {Berichte und Abhandlungen - Band 5},
  isbn      = {3-05-003273-1},
  year      = {2018},
}