@article{1250181476,
author = {Hsia, J.S.},
title = {Even positive definite unimodular quadratic forms over real quadratic fields},
journal = {Rocky Mountain J. Math.},
volume = {19},
number = {4},
year = {1989},
pages = { 725-734},
language = {en},
url = {http://dml.mathdoc.fr/item/1250181476}
}
Hsia, J.S. Even positive definite unimodular quadratic forms over real quadratic fields. Rocky Mountain J. Math., Tome 19 (1989) no. 4, pp. 725-734. http://gdmltest.u-ga.fr/item/1250181476/