@article{MM2_1993__80_3_155883,
     author = {Klaus Steffen and Frank Duzaar},
     title = {... {Minimizing} {Currents.}},
     journal = {Manuscripta mathematica},
     pages = {403--447},
     publisher = {mathdoc},
     volume = {80},
     number = {3},
     year = {1993},
     zbl = {0819.53034},
     url = {http://geodesic.mathdoc.fr/item/MM2_1993__80_3_155883/}
}