@phdthesis{Ertel2020,
  author    = {Helmut Ertel},
  title     = {Die sozialrechtliche Auslandsunfallversicherung},
  series = {Sozialrecht und Sozialpolitik in Europa},
  volume    = {45},
  publisher = {Lit Verlag},
  address   = {M{\"u}nster},
  isbn      = {978-3-643-14763-9},
  pages     = {330},
  year      = {2020},
  language  = {de}
}