Please cite both the package and the original articles in your publications:

Gruson H (2023). “contactdata: Social Contact Matrices for 152 Countries.” R package version 1.0.0, https://CRAN.R-project.org/package=contactdata.

Prem K, Cook AR, Jit M (2017). “Projecting social contact matrices in 152 countries using contact surveys and demographic data.” PLoS Computational Biology, 13(9), e1005697. doi:10.1371/journal.pcbi.1005697.

Prem K, van Zandvoort K, Klepac P, Eggo RM, Davies NG, Group CCW, Cook AR, Jit M (2021). “Projecting contact matrices in 177 geographical regions: An update and comparison with empirical data for the COVID-19 era.” PLoS Computational Biology, 17(7), e1009098. doi:10.1371/journal.pcbi.1009098.

Corresponding BibTeX entries:

  @Misc{,
    title = {{contactdata}: Social Contact Matrices for 152 Countries},
    author = {Hugo Gruson},
    year = {2023},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=contactdata},
  }

  @Article{,
    title = {Projecting social contact matrices in 152 countries using
      contact surveys and demographic data},
    author = {Kiesha Prem and Alex R. Cook and Mark Jit},
    journal = {PLoS Computational Biology},
    year = {2017},
    volume = {13},
    number = {9},
    pages = {e1005697},
    doi = {10.1371/journal.pcbi.1005697},
  }

  @Article{,
    title = {Projecting contact matrices in 177 geographical regions:
      An update and comparison with empirical data for the COVID-19
      era},
    author = {Kiesha Prem and Kevin {van Zandvoort} and Petra Klepac
      and Rosalind M. Eggo and Nicholas G. Davies and CMMID COVID-19
      Working Group and Alex R. Cook and Mark Jit},
    journal = {PLoS Computational Biology},
    year = {2021},
    volume = {17},
    number = {7},
    pages = {e1009098},
    doi = {10.1371/journal.pcbi.1009098},
  }