%0 Journal Article %A Morisse, Baptiste %T On hyperbolicity and Gevrey well-posedness. Part one: the elliptic case. %J Annales Henri Lebesgue %D 2020 %P 1195-1239 %V 3 %I ÉNS Rennes %U http://www.numdam.org/articles/10.5802/ahl.59/ %R 10.5802/ahl.59 %G en %F AHL_2020__3__1195_0