@Misc{Schieferdecker2016t,
  author   = {Ina Kathrin Schieferdecker},
  type     = {keynote},
  title    = {Urban Data Platforms},
  year     = {2016},
  date     = {2016-8-18},
  location = {Berlin, Germany},
  subtitle = {ACM OpenSym Symposium}
}