by Henry G. Aubrey, with the assistance of Joel Darmstadter ; and a statement by the NPA Special Project Committee on the Economics of Competitive Coexistence.
Izabela Sołtysiak, Boguslaw Borkowski.<br />Opredelenie konstant ustojčivosti kompleksnyh soedinenij redkozemelʹnyh èlementov s 2-oksifenoksiuksusnoj kislotoj sostava Ln : o-NPA=1 : 2<br />Determination of the stability constans of rare earth elements' complex compounds with 2-hydroxyfenoxyacetic acid in the ratio of Ln : o-NPA=1 : 2