@PHDTHESIS{Baier2005diss,
  author  = {Toby Baier},
  title   = {Persönliches digitales Identitätsmanagement},
  school  = {Universität Hamburg, Fachbereich Informatik},
  year    = {2005},
  type    = {Dissertation},
  address = {Vogt-Kölln-Str. 30, 22527 Hamburg, Germany},
  month   = {6}
}