%0 Journal Article %A N. S. Dombrovskaya %A N. V. Khakhlova %A E. A. Alekseeva %T The intersection of stable and non-equilibrium tetrahedra in a mutual seven-component system of $\mathrm{Li}$, $\mathrm{Na}$, %J Doklady Akademii Nauk %D 1961 %P 1361-1363 %V 137 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_137_6_a27/ %G ru %F DAN_1961_137_6_a27