@article{02187739,
title = {On the smoothness of weak solutions of strong-nonlinear nondiagonal elliptic systems (the two-dimensional case).},
journal = {Zapiski Nauchnykh Seminarov POMI},
volume = {314},
year = {2004},
pages = {5-13},
zbl = {1136.35349},
language = {en},
url = {http://dml.mathdoc.fr/item/02187739}
}
Arkhipova, A. On the smoothness of weak solutions of strong-nonlinear nondiagonal elliptic systems (the two-dimensional case).. Zapiski Nauchnykh Seminarov POMI, Tome 314 (2004) pp. 5-13. http://gdmltest.u-ga.fr/item/02187739/