To cite package ‘dChipIO’ in publications use:

  Bengtsson H (2016). _dChipIO: Methods for Reading dChip Files_. R
  package version 0.1.5, <https://github.com/henrikbengtsson/dchipio>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {dChipIO: Methods for Reading dChip Files},
    author = {Henrik Bengtsson},
    year = {2016},
    note = {R package version 0.1.5},
    url = {https://github.com/henrikbengtsson/dchipio},
  }