@article{1183523468,
author = {Lorentz, G. G.},
title = {Approximation of smooth functions},
journal = {Bull. Amer. Math. Soc.},
volume = {66},
number = {6},
year = {1960},
pages = { 124-125},
language = {en},
url = {http://dml.mathdoc.fr/item/1183523468}
}
Lorentz, G. G. Approximation of smooth functions. Bull. Amer. Math. Soc., Tome 66 (1960) no. 6, pp. 124-125. http://gdmltest.u-ga.fr/item/1183523468/