@article{IM_1985__80_143232,
     author = {S. Gallot and P. Berard and G. Besson},
     title = {Sur une in\'egalit\'e isop\'erim\'etrique qui g\'en\'eralise celle de {Paul} {L\'evy-Gromov.}},
     journal = {Inventiones mathematicae},
     pages = {295--308},
     publisher = {mathdoc},
     volume = {80},
     year = {1985},
     zbl = {0571.53027},
     url = {http://geodesic.mathdoc.fr/item/IM_1985__80_143232/}
}