To cite package ‘AnVILBilling’ in publications use:

  Stubbs B, Carey V (2020). _AnVILBilling: Provide functions to
  retrieve and report on usage expenses in NHGRI AnVIL
  (anvilproject.org)._. R package version 1.15.0,
  <https://bioconductor.org/packages/AnVILBilling>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {AnVILBilling: Provide functions to retrieve and report on usage expenses in
NHGRI AnVIL (anvilproject.org).},
    author = {BJ Stubbs and Vince Carey},
    year = {2020},
    note = {R package version 1.15.0},
    url = {https://bioconductor.org/packages/AnVILBilling},
  }