@phdthesis{Cirullies2016,
  author    = {Cirullies, Jan},
  title     = {Methodische Erweiterung des Supply Chain Designs zur Integration einer {\"o}kologischen Bewertung},
  publisher = {Verlag Praxiswissen},
  address   = {Dortmund},
  isbn      = {978-3-86975-119-1},
  pages     = {XIII, 230},
  year      = {2016},
  language  = {de}
}
@phdthesis{Herzog2016,
  author    = {Herzog, Sonja},
  title     = {M{\"a}nnliche Schulverweigerer : eine bildungstheoretische L{\"a}ngsschnittstudie},
  publisher = {Verlag Dr. Kovač},
  address   = {Hamburg},
  isbn      = {978-3-8300-9171-4},
  pages     = {321},
  year      = {2016},
  language  = {de}
}