@article{1183524926,
author = {Stein, E. M.},
title = {The characterization of functions arising as potentials. II},
journal = {Bull. Amer. Math. Soc.},
volume = {68},
number = {6},
year = {1962},
pages = { 577-582},
language = {en},
url = {http://dml.mathdoc.fr/item/1183524926}
}
Stein, E. M. The characterization of functions arising as potentials. II. Bull. Amer. Math. Soc., Tome 68 (1962) no. 6, pp. 577-582. http://gdmltest.u-ga.fr/item/1183524926/