Synthesis and Crystal Structure of a Heteronuclear Complex of Erbium-Yttrium with Glutamic Acid: [ErY(Glu)2(H2O)8](ClO4)4•2.75H2O
LI Junran,ZHOU Liping,JIN Tianzhu,YU Kaibei
Acta Scientiarum Naturalium Universitatis Pekinensis . 1997, (4): 420 -426 .