@Conference{charles.13b,
  author = 	 {Charles, A. and Rozell, C.},
  title = 	 {Stochastic Filtering via Reweighted-l1},
  booktitle =	 {Signal Processing with Adaptive Sparse Structured Representations (SPARS) Workshop},
  year =	 2013,
  address =	 {Lausanne, Switzerland},
  month =	 {July}
}