%0 Journal Article %A C.F. Hermann %T The zeros of thetafunctions belonging to binary-hermitian forms over Z [i]. %J Mathematische Zeitschrift %D 1993 %P 397-404 %V 214 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1993__214_1_174576/ %F MZ_1993__214_1_174576