Hyndman RJ and Kourentzes N (2018). thief: Temporal HIErarchical Forecasting. R package version 0.3, http://pkg.robjhyndman.com/thief.

@Manual{,
  title = {{thief}: Temporal HIErarchical Forecasting},
  author = {Rob J Hyndman and Nikolaos Kourentzes},
  year = {2018},
  note = {R package version 0.3},
  url = {http://pkg.robjhyndman.com/thief},
}

Athanasopoulos, George, Hyndman, J R, Kourentzes, Nikolaos, Petropoulos and Fotios (2017). “Forecasting with temporal hierarchies.” European Journal of Operational Research, 262(1), pp. 60–74.

@Article{,
  title = {Forecasting with temporal hierarchies},
  author = {{Athanasopoulos} and {George} and {Hyndman} and Rob J and {Kourentzes} and {Nikolaos} and {Petropoulos} and {Fotios}},
  journal = {European Journal of Operational Research},
  volume = {262},
  number = {1},
  pages = {60--74},
  year = {2017},
}