@article{1200690895,
author = {Yamamoto, Minoru},
title = {On partially hypoelliptic operators},
journal = {Osaka Math. J.},
volume = {15},
number = {1},
year = {1963},
pages = { 233-247},
language = {en},
url = {http://dml.mathdoc.fr/item/1200690895}
}
Yamamoto, Minoru. On partially hypoelliptic operators. Osaka Math. J., Tome 15 (1963) no. 1, pp. 233-247. http://gdmltest.u-ga.fr/item/1200690895/