@article{01702777, title = {On a problem of P\'olya and Szeg\"o.}, journal = {Lobachevskii Journal of Mathematics}, volume = {8}, year = {2001}, pages = {37-46}, zbl = {1010.30007}, language = {en}, url = {http://dml.mathdoc.fr/item/01702777} }
Kazantsev, Andrei V. On a problem of Pólya and Szegö.. Lobachevskii Journal of Mathematics, Volume 8 (2001) pp. 37-46. http://gdmltest.u-ga.fr/item/01702777/