@article{CRMATH_2006__342_12_943_0,
     author = {Ayoub, Joseph},
     title = {Un contre-exemple \`a la conjecture de $ {\mathbb{A}}^{1}$-connexit\'e de {F.} {Morel}},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {943--948},
     publisher = {Elsevier},
     volume = {342},
     number = {12},
     year = {2006},
     doi = {10.1016/j.crma.2006.04.017},
     language = {fr},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2006.04.017/}
}