@article{02223091,
title = {Very weak solutions of nonlinear subelliptic equations.},
journal = {Annales Academiae Scientiarum Fennicae. Mathematica},
volume = {30},
year = {2005},
pages = {407-436},
zbl = {1082.35063},
language = {en},
url = {http://dml.mathdoc.fr/item/02223091}
}
Zatorska-Goldstein, Anna. Very weak solutions of nonlinear subelliptic equations.. Annales Academiae Scientiarum Fennicae. Mathematica, Tome 30 (2005) pp. 407-436. http://gdmltest.u-ga.fr/item/02223091/