@article{Bontrup2017,
  author    = {Heinz-Josef Bontrup},
  title     = {Pro und Contra: 30-Stunden-Woche},
  journal   = {Lohn + Gehalt. Fachmagazin, Entgeltabrechnung aus erster Hand},
  number    = {7},
  pages     = {16ff.},
  year      = {2017},
}