@article{multianchorpointshrinkageforthesample,
  title = {Multi Anchor Point Shrinkage for the Sample Covariance Matrix (Extended Version)},
  author = {Hubeyb Gurdogan and Alec Kercheval},
  year = {2021},
  eprint = {2109.00148},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2109.00148v2},
}