%0 Journal Article %A V. P. Maslov %A A. E. Ruuge %T On a symmetric representation of the equation for quantum chaos %J Matematičeskie zametki %D 1997 %P 940-941 %V 62 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1997_62_6_a16/ %G ru %F MZM_1997_62_6_a16