Horlescu, P.; S. Stan, C.; Sutiman, D.; Peptu, C.; Mita, C. Synthesis, Structure and Luminescent Properties of New Ce(III), Dy(III), Ho(III) and Tm(III) Complexes With 2-(1H-1,2,4-Triazol-3-yl)pyridine. ajc 2015, 27, 4461-4466.