To cite package ‘ymq’ in publications use:

Martin S (2022). ymq: Year Months and Quarters. R package version 0.1.0, https://github.com/marberts/yqm.

Corresponding BibTeX entry:

  @Manual{,
    title = {ymq: Year Months and Quarters},
    author = {Steve Martin},
    year = {2022},
    note = {R package version 0.1.0},
    url = {https://github.com/marberts/yqm},
  }