%0 Journal Article %A Farid Ammar Khodja %A Assia Benabdallah %A Manuel González-Burgos %A Luz de Teresa %T A new relation between the condensation index of complex sequences and the null controllability of parabolic systems %J Comptes Rendus. Mathématique %D 2013 %P 743-746 %V 351 %N 19-20 %I Elsevier %R 10.1016/j.crma.2013.09.014 %G en %F CRMATH_2013__351_19-20_743_0