%0 Journal Article %A S. N. Sokolov %T Hamiltonian relativistic quantum description of systems of directly interacting particles %J Doklady Akademii Nauk %D 1977 %P 575-578 %V 233 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_233_4_a16/ %G ru %F DAN_1977_233_4_a16