@incollection{Ernst2020,
  author    = {Stefan Ernst},
  title     = {Internet-Auktionsvertrag},
  series = {Handbuch der IT-Vertr{\"a}ge},
  editor    = {Helmut Redeker},
  edition   = {42. Erg{\"a}nzungslieferung},
  publisher = {Verlag Dr. Otto Schmidt},
  address   = {K{\"o}ln},
  isbn      = {978‐3‐504‐56008‐9},
  pages     = {Kapitel 3.13},
  year      = {2020},
  language  = {de}
}