@article{efficientblindcompressedsensingusing,
  title = {Efficient Blind Compressed Sensing Using Sparsifying Transforms with Convergence Guarantees and Application to MRI},
  author = {Saiprasad Ravishankar and Yoram Bresler},
  year = {2015},
  eprint = {1501.02923},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1501.02923v2},
}