@article{1077475667,
author = {Hirschman, Jr., I. I. and Widder, D. V.},
title = {Generalized Bernstein polynomials},
journal = {Duke Math. J.},
volume = {16},
number = {1},
year = {1949},
pages = { 433-438},
language = {en},
url = {http://dml.mathdoc.fr/item/1077475667}
}
Hirschman, Jr., I. I.; Widder, D. V. Generalized Bernstein polynomials. Duke Math. J., Tome 16 (1949) no. 1, pp. 433-438. http://gdmltest.u-ga.fr/item/1077475667/