@article{PPN266833020_0176+dmdlog46,
title = {Orderings of Higher Level and Semilocal Rings.},
journal = {Mathematische Zeitschrift},
volume = {177},
year = {1981},
pages = {577-588},
zbl = {0438.13022},
url = {http://dml.mathdoc.fr/item/PPN266833020_0176+dmdlog46}
}
Craven, Thomas C. Orderings of Higher Level and Semilocal Rings.. Mathematische Zeitschrift, Tome 177 (1981) pp. 577-588. http://gdmltest.u-ga.fr/item/PPN266833020_0176+dmdlog46/