To cite package ‘npmlreg’ in publications use:

  Einbeck J, Darnell R, Hinde J (2018). _npmlreg: Nonparametric Maximum
  Likelihood Estimation for Random Effect Models_. R package version
  0.46-5, <https://CRAN.R-project.org/package=npmlreg>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {npmlreg: Nonparametric Maximum Likelihood Estimation for Random Effect
Models},
    author = {Jochen Einbeck and Ross Darnell and John Hinde},
    year = {2018},
    note = {R package version 0.46-5},
    url = {https://CRAN.R-project.org/package=npmlreg},
  }

ATTENTION: This citation information has been auto-generated from the
package DESCRIPTION file and may need manual editing, see
‘help("citation")’.