%0 Journal Article %A D. Yu. Pushcharovskii %A O. V. Kudryavtseva %A V. P. Ivanov %A E. A. Pobedimskaya %A N. V. Belov %T Synthesis and crystalline structure of basic $\mathrm{Na}$, %J Doklady Akademii Nauk %D 1974 %P 86-88 %V 217 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_217_1_a18/ %G ru %F DAN_1974_217_1_a18