To cite NeuralNetTools in publications use:

  Beck MW (2018). “NeuralNetTools: Visualization and Analysis Tools for
  Neural Networks.” _Journal of Statistical Software_, *85*(11), 1-20.
  doi:10.18637/jss.v085.i11 <https://doi.org/10.18637/jss.v085.i11>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {{NeuralNetTools}: Visualization and Analysis Tools for Neural Networks},
    author = {Marcus W. Beck},
    journal = {Journal of Statistical Software},
    year = {2018},
    volume = {85},
    number = {11},
    pages = {1--20},
    doi = {10.18637/jss.v085.i11},
  }