546.632 Avt A Avtokratova, T D Analytical chemistry of ruthenium [LTr. by IPST Staff] Jerusalem, Israel Program for Scientific Translations, 1963. 224 p. ilus., diagrs., tablas. 25 cm. (Series: "Analytical chemistry of elements" A la Cabeza del título: ’Academy of Scie of the U.S.S.R." "Bibliography: p. 202-218