To cite package numOSL in publications use:

  Peng J, Li B, Wang C (2023). _numOSL: Numeric Routines for Optically
  Stimulated Luminescence Dating_. R package version 2.8,
  <https://CRAN.R-project.org/package=numOSL>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {numOSL: Numeric Routines for Optically Stimulated Luminescence Dating},
    author = {Jun Peng and Bo Li and Chunxin Wang},
    year = {2023},
    note = {R package version 2.8},
    url = {https://CRAN.R-project.org/package=numOSL},
  }

  Peng J, Dong ZB, Han FQ, Long H, Liu XJ (2013). “R package numOSL:
  numeric routines for optically stimulated luminescence dating.”
  _Ancient TL_, *31(2)*, 41-48.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {R package numOSL: numeric routines for optically stimulated luminescence dating},
    author = {Jun Peng and Zhi Bao Dong and Feng Qing Han and Hao Long and Xiang Jun Liu},
    year = {2013},
    journal = {Ancient TL},
    volume = {31(2)},
    pages = {41-48},
  }

  Peng J, Li B (2017). “Single-aliquot regenerative-dose (SAR) and
  standardised growth curve (SGC) equivalent dose determination in a
  batch model using the R package 'numOSL'.” _Ancient TL_, *35(2)*,
  32-53.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Single-aliquot regenerative-dose (SAR) and standardised growth curve (SGC) equivalent dose determination in a batch model using the R package 'numOSL'},
    author = {Jun Peng and Bo Li},
    year = {2017},
    journal = {Ancient TL},
    volume = {35(2)},
    pages = {32-53},
  }