@article{1077473863,
author = {Schiffer, Menahem},
title = {The kernel function of an orthonormal system},
journal = {Duke Math. J.},
volume = {13},
number = {1},
year = {1946},
pages = { 529-540},
language = {en},
url = {http://dml.mathdoc.fr/item/1077473863}
}
Schiffer, Menahem. The kernel function of an orthonormal system. Duke Math. J., Tome 13 (1946) no. 1, pp. 529-540. http://gdmltest.u-ga.fr/item/1077473863/