@article{1077303331,
author = {Shaw, Mei-Chi},
title = {Hypoellipticity of a system of complex vector fields},
journal = {Duke Math. J.},
volume = {50},
number = {1},
year = {1983},
pages = { 713-728},
language = {en},
url = {http://dml.mathdoc.fr/item/1077303331}
}
Shaw, Mei-Chi. Hypoellipticity of a system of complex vector fields. Duke Math. J., Tome 50 (1983) no. 1, pp. 713-728. http://gdmltest.u-ga.fr/item/1077303331/