%0 Journal Article %A Bogoliubov, N. N. %A Khatset, B. I. %A Petrina, D. Ya. %T Mathematical description of equilibrium state of classical systems based on the canonical formalism %J Séminaire Jean Leray %D 1969 %P 47-73 %N 3 %I Collège de France %U http://www.numdam.org/item/SJL_1969___3_47_0/ %G en %F SJL_1969___3_47_0