%0 Journal Article %T Foreword %A Coquel Fr¨¦£¿d¨¦£¿ric %A Gutnic Micha£¿l %A Helluy Philippe %A Lagouti¨¨re Fr¨¦£¿d¨¦£¿ric %J ESAIM : Proceedings %D 2013 %I EDP Sciences %R 10.1051/proc/201238001 %U dx.doi.org/10.1051/proc/201238001