@book{Zhao16a,
  author = {Jie Zhao},
  title = {Advanced Walking Skills for Bipedal Locomotion},
  publisher = {Verlag Dr. Hut},
  year = {2016},
  series = {RRLab Dissertations},
  address = {Munich, Germany},
  edition = {1},
  month = {November},
  note = {\url{http://www.dr.hut-verlag.de/978-3-8439-2827-4.html} ISBN-13:978-3-8439-2827-4},
}