@article{refactorpracticallowrankmatrixestimation,
  title = {ReFACTor: Practical Low-Rank Matrix Estimation Under Column-Sparsity},
  author = {Matan Gavish and Regev Schweiger and Elior Rahmani and Eran Halperin},
  year = {2017},
  eprint = {1705.07654},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1705.07654v1},
}