To cite package ‘valr’ in publications use:

  Riemondy KA, Sheridan RM, Gillen A, Yu Y, Bennett CG, Hesselberth JR
  (2017). “valr: Reproducible Genome Interval Arithmetic in R.”
  _F1000Research_. doi:10.12688/f1000research.11997.1
  <https://doi.org/10.12688/f1000research.11997.1>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {valr: Reproducible Genome Interval Arithmetic in R},
    year = {2017},
    author = {Kent A. Riemondy and Ryan M. Sheridan and Austin Gillen and Yinni Yu and Christopher G. Bennett and Jay R. Hesselberth},
    journal = {F1000Research},
    doi = {10.12688/f1000research.11997.1},
  }