@article{MM2_1982__40_154896,
     author = {Hermann Karcher and J\"urgen Jost},
     title = {Geometrische {Methoden} zur {Gewinnung} von {A-Priori-Schranken} f\"ur harmonische {Abbildungen.}},
     journal = {Manuscripta mathematica},
     pages = {27--78},
     publisher = {mathdoc},
     volume = {40},
     year = {1982},
     zbl = {0502.53036},
     url = {http://geodesic.mathdoc.fr/item/MM2_1982__40_154896/}
}