@book{Wettach17,
  author = {Jens Ulf Wettach},
  title = {Exploration Strategies for Indoor Environments},
  publisher = {Verlag Dr. Hut},
  year = {2017},
  series = {RRLab Dissertations},
  address = {Munich, Germany},
  edition = {1},
  month = {March},
  note = {\url{http://www.dr.hut-verlag.de/978-3-8439-3035-2.html} ISBN-13: 978-3-8439-3035-2},
}