@incollection{JEDP_2009____A2_0,
     author = {Ervedoza, Sylvain},
     title = {Resolvent estimates in controllability theory and applications to the discrete wave equation},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {2},
     pages = {1--18},
     publisher = {Groupement de recherche 2434 du CNRS},
     year = {2009},
     doi = {10.5802/jedp.55},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/jedp.55/}
}