M. Figueiredo, R. Nowak and S. Wright, “Gradient Projection for Sparse Reconstruction: Application to Compressed Sensing and Other Inverse Problems,” IEEE Journal of Selected Topics in Signal Processing, Vol. 1, No. 4, 2007, pp. 586-597.
 E. Hale, W. Yin and Y. Zhang, “A Fixed-Point Continuation Method for l1Regularized Minimization with Applications to Compresses Sensing,” Technical Report TR07-07, Department of Computational and Applied Mathematics, Rice University, Houston, 2007.
 S. Kim, K. Koh, M. Lustig, S. Boyd and D. Gorinvesky, “A Method for Large-Scale lsub>1-Regularized Least Squares Problems with Applications in Signal Processing and Statistics,” IEEE Journal of Selected Topics in Signal Processing, 2007. www.stanford.edu/?boyd/l1_ls.html
 E. Candes, J. Romberg and T. Tao, “Robust Uncertainty Principles: Exact Signal Reconstruction from Highly Incomplete Frequency Information,” IEEE Transactions on Information Theory, Vol. 52, No. 2, 2006, pp. 489-509. doi:10.1109/TIT.2005.862083
 M. Argaez, C. Ramirez and R. Sanchez, “An l1Algorithm for Underdetermined Systems and Applications,” IEEE Conference Proceedings on North American Fuzzy Information Processing Society, El Paso, 18-20 March 2011, pp. 1-6. doi:10.1109/NAFIPS.2011.5752016
 S. Wright, R. Nowak and M. Figueiredo, “Sparse Reconstruction by Separable Approximation,” IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP 2008, Las Vagas, 31 March-4 April 2008. doi:10.1109/ICASSP.2008.4518374
 R. Sanchez, M. Argáez and P. Guillen. “Sparse Representation via l1-Minimization for Underdetermined Systems in Classification of Tumors with Gene Expression Data. IEEE 33rd Annual International Conference Proceedings of the Engineering in Medicine and Biology Society, Boston, 30 August-3 September 2011, pp. 3362- 3366.
 J. Wright, Y. Yang, A. Ganesh, S. Shankar and Y. Ma, “Robust Face Recognition via Sparse Representation,” IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 31, No. 2, 2009, pp. 210-227. doi:10.1109/TPAMI.2008.79