@article{MZ_1973__131_171883,
     author = {Robert Gulliver},
     title = {Existence of {Surfaces} with {Prescribed} {Mean} {Curvature} {Vector.}},
     journal = {Mathematische Zeitschrift},
     pages = {117--140},
     publisher = {mathdoc},
     volume = {131},
     year = {1973},
     zbl = {0261.53041},
     url = {http://geodesic.mathdoc.fr/item/MZ_1973__131_171883/}
}