@inproceedings{BarMue13,
    author = {Bartz, Daniel and M\"{u}ller, Klaus-Robert},
    editor = "Burges, C.J.C. and Bottou, L. and Welling, M. and Ghahramani, Z. and Weinberger, K.Q.",
    title = "Generalizing Analytic Shrinkage for Arbitrary Covariance Structures",
    booktitle = "Advances in Neural Information Processing Systems 26",
    pages = "1869--1877",
    year = "2013"
}