@article {donoho2008fast, title = {Fast solution of $$\backslash$ell \_ $\{$1$\}$ $-norm minimization problems when the solution may be sparse}, journal = {IEEE Transactions on Information Theory}, volume = {54}, number = {11}, year = {2008}, pages = {4789{\textendash}4812}, publisher = {IEEE}, keywords = {Compressive Sensing, ref}, author = {Donoho, David L and Tsaig, Yaakov} }