@article{MM2_1989__63_3_155375,
     author = {Ulrich Dierkes},
     title = {A classification of minimal cones in {Rn} x {R+} and a counterexample to interior regularitiy of energy minimizing functions.},
     journal = {Manuscripta mathematica},
     pages = {173--192},
     publisher = {mathdoc},
     volume = {63},
     number = {3},
     year = {1989},
     zbl = {0667.49030},
     url = {http://geodesic.mathdoc.fr/item/MM2_1989__63_3_155375/}
}