@article{CRMATH_2009__347_9-10_565_0,
     author = {Fran\c{c}ois Malgouyres and Mila Nikolova},
     title = {Average performance of the approximation in a dictionary using an $ {\ell }_{0}$ objective},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {565--570},
     publisher = {Elsevier},
     volume = {347},
     number = {9-10},
     year = {2009},
     doi = {10.1016/j.crma.2009.02.026},
     language = {en},
}