Alexandropoulos, Dimitris I "Squaring the clusters": a Mn(III)4Ni(II)4 molecular square from nickel(II)-induced structural transformation of a Mn(II/III/IV)12 cage. [electronic resource] - Dalton transactions (Cambridge, England : 2003) Apr 2012 - 4744-7 p. digital Publication Type: Journal Article ISSN: 1477-9234 Standard No.: 10.1039/c2dt00030j doi