To cite package ‘nn2poly’ in publications use:

  Morala P, Cifuentes J, Lillo R, Ucar I (2021). “Towards a
  mathematical framework to inform neural network modelling via
  polynomial regression.” _Neural Networks_, *142*, 57-72.
  doi:10.1016/j.neunet.2021.04.036
  <https://doi.org/10.1016/j.neunet.2021.04.036>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Towards a mathematical framework to inform neural network modelling via polynomial regression},
    author = {Pablo Morala and J. Alexandra Cifuentes and Rosa E. Lillo and I{\~n}aki Ucar},
    journal = {Neural Networks},
    month = {October},
    year = {2021},
    volume = {142},
    pages = {57--72},
    doi = {10.1016/j.neunet.2021.04.036},
  }

  Morala P, Cifuentes J, Lillo R, Ucar I (2023). “NNN2Poly: A
  Polynomial Representation for Deep Feed-Forward Artificial Neural
  Networks.” _IEEE Transactions on Neural Networks and Learning
  Systems_. doi:10.1109/TNNLS.2023.3330328
  <https://doi.org/10.1109/TNNLS.2023.3330328>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {NNN2Poly: A Polynomial Representation for Deep Feed-Forward Artificial Neural Networks},
    author = {Pablo Morala and J. Alexandra Cifuentes and Rosa E. Lillo and I{\~n}aki Ucar},
    journal = {IEEE Transactions on Neural Networks and Learning Systems},
    year = {2023},
    doi = {10.1109/TNNLS.2023.3330328},
  }