To cite package ‘thor’ in publications use:

  FitzJohn R, Chu H, Hedenfalk M (2024). _thor: Interface to 'LMDB'_. R
  package version 1.1.6, <https://github.com/richfitz/thor>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {thor: Interface to 'LMDB'},
    author = {Rich FitzJohn and Howard Chu and Martin Hedenfalk},
    year = {2024},
    note = {R package version 1.1.6},
    url = {https://github.com/richfitz/thor},
  }