@article{Gallicchio2017d,
  author = "C. Gallicchio and A. Micheli",
  title = "Echo State Property of Deep Reservoir Computing Networks",
  year = 2017,
  journal = "Cognitive Computation",
  volume = 9,
  pages = "337-350",
  doi = "10.1007/s12559-017-9461-9",
  url = "https://link.springer.com/article/10.1007/s12559-017-9461-9"
}