@inproceedings{zhang2011fast,
  title={Fast implementation of sparse iterative covariance-based estimation for array processing},
  author={Zhang, Qilin and Abeida, Habti and Xue, Ming and Rowe, William and Li, Jian},
  booktitle={Signals, Systems and Computers (ASILOMAR), 2011 Conference Record of the Forty Fifth Asilomar Conference on},
  pages={2031--2035},
  year={2011},
  organization={IEEE}
}