Synthesis, physico-chemical properties of Gd(III) and Dy(III) complexes with ethylenediaminedisuccinic acid - O. K. Trunova; H. V. Shovkova; Ya. M. Haidai; N. V. Rusakova; T. O. Makotryk; I. M. Hryhorasheva (Ukrainian Chemistry Journal, 2015)