@article{MAN_1934__109_159681,
     author = {R.L. Wilder},
     title = {On the properties of domains and their boundaries in {En}},
     journal = {Mathematische Annalen},
     pages = {273--306},
     publisher = {mathdoc},
     volume = {109},
     year = {1934},
     zbl = {0008.08702},
     url = {http://geodesic.mathdoc.fr/item/MAN_1934__109_159681/}
}