@techreport{toennis2011-TUM-I1111,
  author = {Marcus T\"{o}nnis and David A. Plecher},
  title = {{Presentation Principles in Augmented Reality - Classification and Categorization Guidelines}},
  institution={{Technische Universit\"{a}t M\"{u}nchen}},
  year = {2011},
  TYPE = {techreport},
  note = {Version 1.0}
}