• "Photophysical Properties and Photochemical Behavior of Ruthenium(II) Complexes Containing the 2,2'-Bipyridine and 4,4'-Diphenyl-2,2'-Bipyridine Ligands", L. De Cola, F. Barigelletti, M. J. Cook , Helv. Chim. Acta., 1988, 71, 733-741.
  • "Ruthenium(II)-Polypyridine Cage Complexes - Luminescence and Photochemical Properties", L. De Cola, F. Barigelletti, V. Balzani, P. Belser, A. Von Zelewsky, F. V_gtle, F. Ebmeyer, S. Grammenudi , J. Am. Chem. Soc., 1988, 110, 7210-7212.
  • "Effect of Geometry Changes on the Communication Ability of Ligands Bridging Ruthenium(II) Centers. Comparison Between Planar 4',7'-Phenanthrolino-5',6':5,6-Pyrazine and Non-planar 2,3-Dipyridyl-pyrazine Polydentate Ligands", L. De Cola, F. Barigelletti , Gazz. Chim. Ital., 1988, 118, 417-419.
  • "Photochemistry with or without Light. Ligand Substitution Reactions of Ru(II) Polypyridine Complexes Via Excited States Generated by Light Absorption or by Electron Transfer Processes", F. Bolletta, L. De Cola, M. Ciano, V. V. Balzani, , i Gazz. Chim. Ital., 1988, 118, 327-331.
  • "Synthesis of the First Closed Cage Ruthenium(II) Complex with Tris-Diimine Ligand Sphere", P. Belser, L. De Cola, A. von Zelewsky, , J. Chem. Soc. Chem. Commun., 1988, 1057-1058.