@article{1077468484,
author = {Hewitt, Edwin and Zuckerman, Herbert S.},
title = {Approximation by polynomials with integral coefficients, a
reformulation of the Stone-Weierstrass theorem},
journal = {Duke Math. J.},
volume = {26},
number = {1},
year = {1959},
pages = { 305-324},
language = {en},
url = {http://dml.mathdoc.fr/item/1077468484}
}
Hewitt, Edwin; Zuckerman, Herbert S. Approximation by polynomials with integral coefficients, a
reformulation of the Stone-Weierstrass theorem. Duke Math. J., Tome 26 (1959) no. 1, pp. 305-324. http://gdmltest.u-ga.fr/item/1077468484/