@article{GDZPPN002487047,
title = {Radial Functions and Regularity of Solutions to the Schr\"odinger Equation.},
journal = {Monatshefte f\"ur Mathematik},
volume = {109},
year = {1990},
pages = {135-144},
zbl = {0777.42005},
url = {http://dml.mathdoc.fr/item/GDZPPN002487047}
}
Prestini, Elena. Radial Functions and Regularity of Solutions to the Schrödinger Equation.. Monatshefte für Mathematik, Tome 109 (1990) pp. 135-144. http://gdmltest.u-ga.fr/item/GDZPPN002487047/