Catalysts for dihydrogen evolution from water based on rhodium-polyamine complexes: Part II: The activity of catalysts and nature of their active componentsE.R. Savinova; D.I. Kochubey; M.A. Koslov; V.A. Chernov; S.V. Bogdanov; E.M. Moros; V.I. Zaikovskii; A.P. Shepelin; V.N. Parmon · 1985