Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MOMA_1983__96_178154, author = {Per Sj\"olin}, title = {Regularity and {Integrability} of {Spherical} {Means.}}, journal = {Monatshefte f\"ur Mathematik}, pages = {277--292}, publisher = {mathdoc}, volume = {96}, year = {1983}, zbl = {0519.42018}, url = {http://geodesic.mathdoc.fr/item/MOMA_1983__96_178154/} }
Per Sjölin. Regularity and Integrability of Spherical Means.. Monatshefte für Mathematik, Tome 96 (1983), pp. 277-292. http://geodesic.mathdoc.fr/item/MOMA_1983__96_178154/