@article{GDZPPN001186183,
title = {Analysis of mixed finite element methods on locally refined grids.},
journal = {Numerische Mathematik},
volume = {63},
year = {1992},
pages = {183-194},
zbl = {0772.65071},
url = {http://dml.mathdoc.fr/item/GDZPPN001186183}
}
Ewing, Richard E.; Wang, JunPing. Analysis of mixed finite element methods on locally refined grids.. Numerische Mathematik, Tome 63 (1992) pp. 183-194. http://gdmltest.u-ga.fr/item/GDZPPN001186183/