@article{JMLR:v23:21-0511,
  author  = {Jun Ho Yoon and Seyoung Kim},
  title   = {EiGLasso for Scalable Sparse Kronecker-Sum Inverse Covariance Estimation},
  journal = {Journal of Machine Learning Research},
  year    = {2022},
  volume  = {23},
  number  = {110},
  pages   = {1--39},
  url     = {http://jmlr.org/papers/v23/21-0511.html}
}