@article {26831,
	title = {Estimating covariance and precision matrices along subspaces},
	journal = {Electronic Journal of Statistics},
	volume = {15},
	year = {2021},
	pages = {554-588},
	publisher = {The Institute of Mathematical Statistics and the Bernoulli Society},
	doi = {10.1214/20-EJS1782},
	url = {https://projecteuclid.org/euclid.ejs/1610420752$\#$info},
	author = {Kereta, Zeljko and Klock, Timo}
}
