%0 Journal Article %A Bellettini, G. %A Mugnai, L. %T Characterization and representation of the lower semicontinuous envelope of the elastica functional %J Annales de l'I.H.P. Analyse non linéaire %D 2004 %P 839-880 %V 21 %N 6 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.anihpc.2004.01.001/ %R 10.1016/j.anihpc.2004.01.001 %G en %F AIHPC_2004__21_6_839_0