@article{1077471786,
author = {Clarkson, J. A. and Erd\"os, P.},
title = {Approximation by polynomials},
journal = {Duke Math. J.},
volume = {10},
number = {1},
year = {1943},
pages = { 5-11},
language = {en},
url = {http://dml.mathdoc.fr/item/1077471786}
}
Clarkson, J. A.; Erdös, P. Approximation by polynomials. Duke Math. J., Tome 10 (1943) no. 1, pp. 5-11. http://gdmltest.u-ga.fr/item/1077471786/