%0 Journal Article %A Micu, Sorin %A Zuazua, Enrique %T On the regularity of null-controls of the linear 1-d heat equation %J Comptes Rendus. Mathématique %D 2011 %P 673-677 %V 349 %N 11-12 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2011.05.005/ %R 10.1016/j.crma.2011.05.005 %G en %F CRMATH_2011__349_11-12_673_0