%0 Journal Article %A L. A. Takhtadzhyan %T Application of spectral methods to the arithmetic of real quadratic fields %J Informatics and Automation %D 1984 %P 226-228 %V 163 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1984_163_a35/ %G ru %F TRSPY_1984_163_a35