@article{1260975675,
author = {SUZUKI, Humio},
title = {Analytic-hypoelliptic differential operators of first order in two independent variables},
journal = {J. Math. Soc. Japan},
volume = {16},
number = {4},
year = {1964},
pages = { 367-374},
language = {en},
url = {http://dml.mathdoc.fr/item/1260975675}
}
SUZUKI, Humio. Analytic-hypoelliptic differential operators of first order in two independent variables. J. Math. Soc. Japan, Tome 16 (1964) no. 4, pp. 367-374. http://gdmltest.u-ga.fr/item/1260975675/