@article{GDZPPN002421313,
title = {A Proof of a General Isoperimetric Inequality for Surfaces.},
journal = {Mathematische Zeitschrift},
volume = {162},
year = {1978},
pages = {245-262},
zbl = {0369.53054},
url = {http://dml.mathdoc.fr/item/GDZPPN002421313}
}
Carmo, Manfredo do; Barbosa, Joao Lucas. A Proof of a General Isoperimetric Inequality for Surfaces.. Mathematische Zeitschrift, Tome 162 (1978) pp. 245-262. http://gdmltest.u-ga.fr/item/GDZPPN002421313/