@Manual{Chen_UT-Tower10,
      author = "Chia-Chih Chen and M. S. Ryoo and J. K. Aggarwal",
      title = "{UT}-{T}ower {D}ataset: {A}erial {V}iew {A}ctivity {C}lassification {C}hallenge",
      year = "2010",
      note = {Dataset available at \url{http://cvrc.ece.utexas.edu/SDHA2010/Aerial\_View\_Activity.html}}
}