@article{MAN_1992__294_4_165005,
     author = {M. Giaquinta and G. Modica and J. Soucek},
     title = {The {Dirichlet} integral for mappings between manifolds: {Cartesian} currents and homology.},
     journal = {Mathematische Annalen},
     pages = {325--386},
     publisher = {mathdoc},
     volume = {294},
     number = {4},
     year = {1992},
     zbl = {0762.49018},
     url = {http://geodesic.mathdoc.fr/item/MAN_1992__294_4_165005/}
}