@article{coin-tallberg-2007,
  author = {Mathias Tallberg and Heikki H{\"a}mm{\"a}inen and Juuso T{\"o}yli and Sauli Kamppari and Antero Kivi},
  title = {Impacts of handset bundling on mobile data usage: The case of Finland},
  journal = {Telecommunications Policy},
  volume = {31},
  number = {},
  pages = {648-659},
  month = {},
  year = {2007},
  url = {},
}