@article{10_4171_ifb_92,
     author = {Andrew Acker and Antoine Henrot and Mikayel Poghosyan and Henrik Shahgholian},
     title = {The multi-layer free boundary problem for the {p-Laplacian} in convex domains},
     journal = {Interfaces and free boundaries},
     pages = {81--103},
     year = {2004},
     volume = {6},
     number = {1},
     doi = {10.4171/ifb/92},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/92/}
}