To cite package 'GenomicScores' in publications use:

  Puigdevall, P. and Castelo, R. GenomicScores: seamless access to
  genomewide position-specific scores from R and Bioconductor
  Bioinformatics, 34(18):3208-3210, 2018.

A BibTeX entry for LaTeX users is

  @Article{,
    author = {Pau Puigdevall and Robert Castelo},
    title = {GenomicScores: seamless access to genomewide position-specific scores from R and Bioconductor},
    journal = {Bioinformatics},
    volume = {34},
    number = {18},
    pages = {3208-3210},
    year = {2018},
  }