@article{1183524499,
author = {de Bruijn, N. G. and Wilf, Herbert S.},
title = {On Hilbert's inequality in $n$ dimensions},
journal = {Bull. Amer. Math. Soc.},
volume = {68},
number = {6},
year = {1962},
pages = { 70-73},
language = {en},
url = {http://dml.mathdoc.fr/item/1183524499}
}
de Bruijn, N. G.; Wilf, Herbert S. On Hilbert's inequality in $n$ dimensions. Bull. Amer. Math. Soc., Tome 68 (1962) no. 6, pp. 70-73. http://gdmltest.u-ga.fr/item/1183524499/