To cite package ‘CovidMutations’ in publications use:

  Ma S, Zhang Y (2020). _CovidMutations: Mutation Analysis and Assay
  Validation Toolkit for COVID-19 (Coronavirus Disease 2019)_. R
  package version 0.1.3, <https://github.com/msq-123/covidmutations>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {CovidMutations: Mutation Analysis and Assay Validation Toolkit for COVID-19
(Coronavirus Disease 2019)},
    author = {Shaoqian Ma and Yongyou Zhang},
    year = {2020},
    note = {R package version 0.1.3},
    url = {https://github.com/msq-123/covidmutations},
  }