To cite package ‘multipleDL’ in publications use:

  Tian Y, Li C, Tu S, James N, Harrell F, Shepherd B (2023).
  _multipleDL: Addressing Detection Limits by Cumulative Probability
  Models (CPMs)_. R package version 1.0.0,
  <https://CRAN.R-project.org/package=multipleDL>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {multipleDL: Addressing Detection Limits by Cumulative Probability Models
(CPMs)},
    author = {Yuqi Tian and Chun Li and Shengxin Tu and Nathan James and Frank Harrell and Bryan Shepherd},
    year = {2023},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=multipleDL},
  }