%0 Journal Article %A A. I. Rivkind %T Association of complex copper ions in solutions; a study by the method of paramagnetic resonance %J Doklady Akademii Nauk %D 1960 %P 365-368 %V 135 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_135_2_a32/ %G ru %F DAN_1960_135_2_a32