%0 Journal Article %A S. N. Andreev %A O. V. Sapozhnikova %T Closest hydrate surroundings $\mathrm{Cu}^{2+}$ ions in diluted aqueous solutions of divalent copper salts %J Doklady Akademii Nauk %D 1964 %P 855-857 %V 156 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_156_4_a20/ %G ru %F DAN_1964_156_4_a20