@article{ASENS_2007_4_40_5_765_0,
     author = {Lewis, John L. and Nystr\"om, Kaj},
     title = {Boundary behaviour for $p$ harmonic functions in {Lipschitz} and starlike {Lipschitz} ring domains},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {765--813},
     publisher = {Elsevier},
     volume = {Ser. 4, 40},
     number = {5},
     year = {2007},
     doi = {10.1016/j.ansens.2007.09.001},
     zbl = {1134.31008},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.ansens.2007.09.001/}
}