@article{MAN_1982__260_163656, author = {R. Kaufman}, title = {Null {Sets} and {Analytic} {Continuation.}}, journal = {Mathematische Annalen}, pages = {63--66}, publisher = {mathdoc}, volume = {260}, year = {1982}, zbl = {0468.30004}, url = {http://geodesic.mathdoc.fr/item/MAN_1982__260_163656/} }