@article{105513,
author = {Pavel Doktor},
title = {On the density of smooth functions in certain subspaces of Sobolev space},
journal = {Commentationes Mathematicae Universitatis Carolinae},
volume = {014},
year = {1973},
pages = {609-622},
zbl = {0268.46036},
mrnumber = {0336317},
language = {en},
url = {http://dml.mathdoc.fr/item/105513}
}
Doktor, Pavel. On the density of smooth functions in certain subspaces of Sobolev space. Commentationes Mathematicae Universitatis Carolinae, Tome 014 (1973) pp. 609-622. http://gdmltest.u-ga.fr/item/105513/
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