Tetrakis(phenanthroline)di-.mu.-oxodimanganese(III,IV) tris(hexafluorophosphate).cntdot.acetonitrile and tetrakis(phenanthroline)di-.mu.-oxodimanganese(IV) tetraperchlorate.cntdot.acetonitrile: crystal structure analyses at 100 K, interpretation of disorder, and optical, magnetic, and electrochemical results | doi.page