@misc{PCAtools,
  author = {Blighe, Kevin and Lewis, Myles},
  title = {{PCAtools: everything Principal Components Analysis.}},
  year = 2018,
  howpublished = {\url{https://github.com/kevinblighe}}
}

@article{BligheK,
  author = {Blighe, Kevin},
  title = {{Haplotype classification using copy number variation and principal components analysis.}},
  year = 2013,
  howpublished = {The Open Bioinformatics Journal 7:19-24}
}
