To cite gamma in publications use:

Lebrun B, Frerebeau N, Paradol G, Guérin G, Mercier N, Tribolo C, Lahaye C, Rizza M (2020). “Gamma: An R Package for Dose Rate Estimation from In-Situ Gamma-Ray Spectrometry Measurements.” Ancient TL, 38(2), 1-5.

Corresponding BibTeX entry:

  @Article{,
    title = {Gamma: An R Package for Dose Rate Estimation from In-Situ
      Gamma-Ray Spectrometry Measurements},
    author = {Brice Lebrun and Nicolas Frerebeau and Guilhem Paradol
      and Guillaume Guérin and Norbert Mercier and Chantal Tribolo and
      Christelle Lahaye and Magali Rizza},
    year = {2020},
    journal = {Ancient TL},
    volume = {38},
    number = {2},
    pages = {1-5},
  }