@article{GDZPPN002228238,
title = {Convergence Rates for intermediate problems.},
journal = {Manuscripta mathematica},
volume = {58},
year = {1987},
pages = {209-228},
zbl = {0652.49030},
url = {http://dml.mathdoc.fr/item/GDZPPN002228238}
}
Greenlee, W.M.; Beattie, Christopher. Convergence Rates for intermediate problems.. Manuscripta mathematica, Tome 58 (1987) pp. 209-228. http://gdmltest.u-ga.fr/item/GDZPPN002228238/