GLÖCKLE, M., KAIM, W., FIEDLER, Jan. Valence Delocalization despite Weak Metal-Metal Coupling in a Bis(organoosmium(III,II) Complex with a Pyrazine Bridge. Organometallics. 1998, 17(23), 4923-4925. ISSN 0276-7333. E-ISSN 1520-6041.