%0 Journal Article %A S. V. Tyablikov %A V. A. Moskalenko %T Theorem on statistical averages for Pauli operators %J Doklady Akademii Nauk %D 1964 %P 839-842 %V 158 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_158_4_a23/ %G ru %F DAN_1964_158_4_a23