@article{CRMATH_2003__336_2_163_0, author = {Behrend, Kai and Xu, Ping}, title = {\protect\emph{S}\protect\textsuperscript{1}-bundles and gerbes over differentiable stacks}, journal = {Comptes Rendus. Math\'ematique}, pages = {163--168}, publisher = {Elsevier}, volume = {336}, number = {2}, year = {2003}, doi = {10.1016/S1631-073X(02)00025-0}, language = {en}, url = {http://archive.numdam.org/articles/10.1016/S1631-073X(02)00025-0/} }