@article{SiebertKummuPorkkaetal.2014,
  author    = {Stefan Siebert and Matti Kummu and Miina Porkka and Petra D{\"o}ll and Navin Ramankutty and Bridget R. Scanlon},
  title     = {A global dataset of the extent of irrigated land from 1900 to 2005},
  journal   = {Hydrology and earth system sciences discussions},
  volume    = {11},
  pages     = {13207 -- 13258},
  doi       = {10.5194/hessd-11-13207-2014},
  year      = {2014},
}