@article{10_4153_CMB_2002_019_2,
     author = {Ardizzone, Lucia and Grimaldi, Renata and Pansu, Pierre},
     title = {Sur les singularit\'es de la fonction croissance d{\textquoteright}une vari\'et\'e non simplement connexe},
     journal = {Canadian mathematical bulletin},
     pages = {161--167},
     year = {2002},
     volume = {45},
     number = {2},
     doi = {10.4153/CMB-2002-019-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2002-019-2/}
}