Aime, Silvio Synthesis and NMR Studies of Three Pyridine-Containing Triaza Macrocyclic Triacetate Ligands and Their Complexes with Lanthanide Ions. [electronic resource] - Inorganic chemistry Jul 1997 - 2992-3000 p. digital Publication Type: Journal Article ISSN: 1520-510X Standard No.: 10.1021/ic960794b doi