%0 Journal Article %A S. I. Sinyakova %A Shen Yu-chi %T On the determination of ultra-small quantities of metals with a polarograph and a stationary mercury drop used as an electrode %J Doklady Akademii Nauk %D 1960 %P 101-104 %V 131 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_131_1_a25/ %G ru %F DAN_1960_131_1_a25