Synthesis and spectral studies of transition metal complexes with dibenzo-[b,i]- 8,10, 19,21-tetramethyl-[1,5,8, 12]-tetraazatetradeca-1,3,5, 7 ,10, 12, 14,16,18,21- decene a fourteen membered tetradentate macrocyclic ligand
Zenodo (CERN European Organization for Nuclear Research)