@phdthesis{weiss2005metric,
  author = {Wei{\ss}, Steffen},
  advisor = {Dressler, Falko and Wei{\ss}mann, Oliver},
  title = {{Metric for IT-Security of an Organization}},
  institution = {Department of Computer Sciences},
  year = {2005},
  month = {May},
  school = {University of Erlangen-Nuremberg},
  type = {Master's Thesis (Diplomarbeit)}
}