To cite PCAmatchR in publications use:

Brown DW, Myers TA, Machiela MJ (2020). “PCAmatchR: a flexible R package for optimal case–control matching using weighted principal components.” Bioinformatics, 37(8), 1178–1181. doi:10.1093/bioinformatics/btaa784, https://doi.org/10.1093/bioinformatics/btaa784.

Corresponding BibTeX entry:

  @Article{,
    title = {PCAmatchR: a flexible R package for optimal case–control
      matching using weighted principal components},
    author = {D. W. Brown and T. A. Myers and M. J. Machiela},
    journal = {Bioinformatics},
    year = {2020},
    volume = {37},
    number = {8},
    pages = {1178--1181},
    doi = {10.1093/bioinformatics/btaa784},
    url = {https://doi.org/10.1093/bioinformatics/btaa784},
    publisher = {OXFORD ACADEMIC},
  }