@article{1195523141,
author = {Yamamoto, Minoru},
title = {On conditionally hypoelliptic properties of partially hypoelliptic operators},
journal = {Proc. Japan Acad.},
volume = {39},
number = {9},
year = {1963},
pages = { 114-119},
language = {en},
url = {http://dml.mathdoc.fr/item/1195523141}
}
Yamamoto, Minoru. On conditionally hypoelliptic properties of partially hypoelliptic operators. Proc. Japan Acad., Tome 39 (1963) no. 9, pp. 114-119. http://gdmltest.u-ga.fr/item/1195523141/