@article{SLSEDP_2017-2018____A9_0,
     author = {Ros-Oton, Xavier},
     title = {Regularity of free boundaries in obstacle problems for integro-differential operators},
     journal = {S\'eminaire Laurent Schwartz {\textemdash} EDP et applications},
     note = {talk:9},
     pages = {1--14},
     publisher = {Institut des hautes \'etudes scientifiques & Centre de math\'ematiques Laurent Schwartz, \'Ecole polytechnique},
     year = {2017-2018},
     doi = {10.5802/slsedp.115},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/slsedp.115/}
}