%0 Journal Article %A V. P. Maslov %A A. E. Ruuge %T Some identities for the integro-differential equations describing quasiparticles on an isoenergetic surface %J Matematičeskie zametki %D 1996 %P 692-707 %V 60 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1996_60_5_a4/ %G ru %F MZM_1996_60_5_a4