@mastersthesis{fit-shuping-thesis-2004,
  author = {Shuping Liu},
  title = {Data Traffic Performance Analysis of a Cellular System with Finite User Population},
  type = {Master's thesis},
  school = {Helsinki University of Technology},
  year = {2004},
  url = {http://www.netlab.hut.fi/tutkimus/naps/publ/thesis_Shuping.pdf},
}