@ARTICLE{4298132,
  author={Shi, Zhenwei and Zhang, Changshui},
  journal={IEEE Transactions on Neural Networks},
  title={Blind Source Extraction Using Generalized Autocorrelations},
  year={2007},
  volume={18},
  number={5},
  pages={1516-1524},
  doi={10.1109/TNN.2007.895823}}