@article{GDZPPN001175580,
title = {Analysis of Finite Element Methods for Second Order Boundary Value Problems Using Mesh Dependent Norms.},
journal = {Numerische Mathematik},
volume = {35},
year = {1980},
pages = {41-62},
zbl = {0404.65055},
url = {http://dml.mathdoc.fr/item/GDZPPN001175580}
}
Babuska, L.; Osborn, J. Analysis of Finite Element Methods for Second Order Boundary Value Problems Using Mesh Dependent Norms.. Numerische Mathematik, Tome 35 (1980) pp. 41-62. http://gdmltest.u-ga.fr/item/GDZPPN001175580/