@incollection{XUPS_2004____r5_0,
     author = {Nicole Berline and Claude Sabbah},
     title = {Graphes. {Pr\'eface} des \'editeurs},
     booktitle = {Graphes},
     series = {Journ\'ees math\'ematiques X-UPS},
     pages = {v--vi},
     publisher = {Les \'Editions de l{\textquoteright}\'Ecole polytechnique},
     year = {2004},
     doi = {10.5802/xups.2004-00},
     language = {fr},
     url = {https://proceedings.centre-mersenne.org/articles/10.5802/xups.2004-00/}
}