@article{SM_2011_202_7_a4,
     author = {V. M. Kesel'man},
     title = {The relative isoperimetric inequality on a~conformally parabolic manifold with boundary},
     journal = {Sbornik. Mathematics},
     pages = {1043--1058},
     publisher = {mathdoc},
     volume = {202},
     number = {7},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2011_202_7_a4/}
}