@article{1250126051,
author = {Han, Chong Kyu},
title = {Regularity and uniqueness of certain systems of functions annihilerated by a formally integrable system of vector fields},
journal = {Rocky Mountain J. Math.},
volume = {18},
number = {4},
year = {1988},
pages = { 767-784},
language = {en},
url = {http://dml.mathdoc.fr/item/1250126051}
}
Han, Chong Kyu. Regularity and uniqueness of certain systems of functions annihilerated by a formally integrable system of vector fields. Rocky Mountain J. Math., Tome 18 (1988) no. 4, pp. 767-784. http://gdmltest.u-ga.fr/item/1250126051/