To cite package numOSL in publications use:

J P, ZB D, FQ H, H L, XJ L (2013). “R package numOSL: numeric routines for optically stimulated luminescence dating.” Ancient TL, 31(2), 41-48. https://CRAN.R-project.org/package=numOSL.

J P, B L (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. https://CRAN.R-project.org/package=numOSL.

Corresponding BibTeX entries:

  @Article{,
    title = {R package numOSL: numeric routines for optically
      stimulated luminescence dating},
    author = {Peng J and Dong ZB and Han FQ and Long H and Liu XJ},
    journal = {Ancient TL},
    year = {2013},
    volume = {31},
    number = {2},
    pages = {41-48},
    url = {https://CRAN.R-project.org/package=numOSL},
  }

  @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 = {Peng J and Li B},
    journal = {Ancient TL},
    year = {2017},
    volume = {35},
    number = {2},
    pages = {32-53},
    url = {https://CRAN.R-project.org/package=numOSL},
  }