@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/