@article{CRMATH_2012__350_1-2_117_0, author = {Dossal, Charles}, title = {A necessary and sufficient condition for exact sparse recovery by $ {\ell }_{1}$ minimization}, journal = {Comptes Rendus. Math\'ematique}, pages = {117--120}, publisher = {Elsevier}, volume = {350}, number = {1-2}, year = {2012}, doi = {10.1016/j.crma.2011.12.014}, language = {en}, url = {http://www.numdam.org/articles/10.1016/j.crma.2011.12.014/} }