@article{COCV_2012__18_3_621_0,
     author = {Giannetti, Flavia and Passarelli di Napoli, Antonia},
     title = {On the continuity of degenerate $n$-harmonic functions},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {621--642},
     publisher = {EDP-Sciences},
     volume = {18},
     number = {3},
     year = {2012},
     doi = {10.1051/cocv/2011164},
     zbl = {1258.35044},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv/2011164/}
}