%0 Journal Article %A J. Brzezinski %T On embedding numbers into quaternion orders. %J Commentarii mathematici Helvetici %D 1991 %P 302-318 %V 66 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1991__66_4_140235/ %F CMH_1991__66_4_140235