To cite package ‘GreyListChIP’ in publications use:

  Brown G (2020). _GreyListChIP: Grey Lists - Mask Artefact Regions
  Based on ChIP Inputs_. R package version 1.37.0,
  <https://bioconductor.org/packages/GreyListChIP>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {GreyListChIP: Grey Lists -- Mask Artefact Regions Based on ChIP Inputs},
    author = {Gord Brown},
    year = {2020},
    note = {R package version 1.37.0},
    url = {https://bioconductor.org/packages/GreyListChIP},
  }