@article{bwmeta1.element.bwnjournal-article-smv47i1p18bwm,
author = {S. Simons and T. Leih},
title = {Splitting quasinorms and metric approximation properties},
journal = {Studia Mathematica},
volume = {48},
year = {1973},
pages = {207-238},
zbl = {0261.47014},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv47i1p18bwm}
}
Simons, S.; Leih, T. Splitting quasinorms and metric approximation properties. Studia Mathematica, Tome 48 (1973) pp. 207-238. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv47i1p18bwm/