Spin-Density Map of the Triplet Ground State of a Titanium(IV) Complex with Schiff-Base Diquinone Radical Ligands: An Investigation Using Polarized-Neutron Diffraction and Density-Functional Theory This work was supported by the 3MD EU network (contract ERB 4061 PL 97-0197)
Angew Chem Int Ed Engl. 2000 May 15;39(10):1786-1788.
doi: 10.1002/(sici)1521-3773(20000515)39:10<1786::aid-anie1786>3.0.co;2-i.