@article{AIHPC_2001__18_4_403_0, author = {Mora, Maria Giovanna and Morini, Massimiliano}, title = {Local calibrations for minimizers of the {Mumford-Shah} functional with a regular discontinuity set}, journal = {Annales de l'I.H.P. Analyse non lin\'eaire}, pages = {403--436}, publisher = {Elsevier}, volume = {18}, number = {4}, year = {2001}, zbl = {1052.49018}, language = {en}, url = {http://archive.numdam.org/item/AIHPC_2001__18_4_403_0/} }