Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1993__297_3_165123, author = {W. Hansen and I. Netuka}, title = {Inverse mean value property of harmonic functions.}, journal = {Mathematische Annalen}, pages = {147--156}, publisher = {mathdoc}, volume = {297}, number = {3}, year = {1993}, zbl = {0794.31001}, url = {http://geodesic.mathdoc.fr/item/MAN_1993__297_3_165123/} }
W. Hansen; I. Netuka. Inverse mean value property of harmonic functions.. Mathematische Annalen, Tome 297 (1993) no. 3, pp. 147-156. http://geodesic.mathdoc.fr/item/MAN_1993__297_3_165123/