@article{MM2_1974__12_154228,
     author = {Mariano Giaquinta},
     title = {On the {Dirichlet} {Probelm} for {Surfaces} of {Prescribed} {Mean} {Curvature.}},
     journal = {Manuscripta mathematica},
     pages = {73--86},
     publisher = {mathdoc},
     volume = {12},
     year = {1974},
     zbl = {0276.35038},
     url = {http://geodesic.mathdoc.fr/item/MM2_1974__12_154228/}
}