@article{GT_2013_17_1_a11,
     author = {Bavard, Christophe and Mounoud, Pierre},
     title = {Sur les surfaces lorentziennes compactes sans points conjugu\'es},
     journal = {Geometry & topology},
     pages = {469--492},
     publisher = {mathdoc},
     volume = {17},
     number = {1},
     year = {2013},
     doi = {10.2140/gt.2013.17.469},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2013.17.469/}
}