@Article{FrieSaun:2007,
Author = {M. P. Friedlander and M. A. Saunders},
title = {Discussion: the {Dantzig} selector: statistical
estimation when $p$ is much larger than $n$},
journal = {Annals of Statistics},
year = 2007,
volume = 35,
number = 6,
pages = {2385-2391}
}