To cite package ‘quickblock’ in publications use:

  Savje F, Sekhon J, Higgins M (2023). _quickblock: Quick Threshold
  Blocking_. R package version 0.2.1.9000,
  <https://github.com/fsavje/quickblock>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {quickblock: Quick Threshold Blocking},
    author = {Fredrik Savje and Jasjeet Sekhon and Michael Higgins},
    year = {2023},
    note = {R package version 0.2.1.9000},
    url = {https://github.com/fsavje/quickblock},
  }