@article{GDZPPN002440040,
title = {Level and Pythagoras number of some geometric rings (Erratum).},
journal = {Mathematische Zeitschrift},
volume = {209},
year = {1992},
pages = {481-484},
zbl = {0773.11025},
url = {http://dml.mathdoc.fr/item/GDZPPN002440040}
}
Mahé, Louis. Level and Pythagoras number of some geometric rings (Erratum).. Mathematische Zeitschrift, Tome 209 (1992) pp. 481-484. http://gdmltest.u-ga.fr/item/GDZPPN002440040/