@article{IM_1982__66_142886,
     author = {J\"urgen Jost and Richard Schoen},
     title = {On the {Existence} of {Harmonic} {Diffeomorphisms} {Between} {Surfaces.}},
     journal = {Inventiones mathematicae},
     pages = {353--359},
     publisher = {mathdoc},
     volume = {66},
     year = {1982},
     zbl = {0488.58009},
     url = {http://geodesic.mathdoc.fr/item/IM_1982__66_142886/}
}