@article{MAN_1985__270_182948,
     author = {Mariano Giaquinta and Jiri Soucek},
     title = {Caccioppoli's {Inequality} and {Legendre-Hadamard} {Condition.}},
     journal = {Mathematische Annalen},
     pages = {105--108},
     publisher = {mathdoc},
     volume = {270},
     year = {1985},
     zbl = {0561.35027},
     url = {http://geodesic.mathdoc.fr/item/MAN_1985__270_182948/}
}