To cite package ‘ymd’ in publications use:

Tan X (2025). ymd: Parse 'YMD' Format Number or String to Date. R package version 0.1.5, https://github.com/shrektan/ymd.

Corresponding BibTeX entry:

  @Manual{,
    title = {ymd: Parse 'YMD' Format Number or String to Date},
    author = {Xianying Tan},
    year = {2025},
    note = {R package version 0.1.5},
    url = {https://github.com/shrektan/ymd},
  }