%0 Journal Article %A Benabdallah, Assia %A Boyer, Franck %A Morancey, Morgan %T A block moment method to handle spectral condensation phenomenon in parabolic control problems %J Annales Henri Lebesgue %D 2020 %P 717-793 %V 3 %I ÉNS Rennes %U http://www.numdam.org/articles/10.5802/ahl.45/ %R 10.5802/ahl.45 %G en %F AHL_2020__3__717_0