@article{1077466682, author = {Jewett, John}, title = {Differentiable approximations to light interior transformations}, journal = {Duke Math. J.}, volume = {23}, number = {1}, year = {1956}, pages = { 111-124}, language = {en}, url = {http://dml.mathdoc.fr/item/1077466682} }
Jewett, John. Differentiable approximations to light interior transformations. Duke Math. J., Tome 23 (1956) no. 1, pp. 111-124. http://gdmltest.u-ga.fr/item/1077466682/