Infinite zig-zag and cyclic-tetranuclear isomeric imidazolate-bridged polynuclear copper(II) complexes:Magnetic properties, catalytic activity and electrospray mass and tandem mass spectrometry characterization - Alves, Wendel A; Cerchiaro, Giselle; Paduan-Filho, Armando; Tomazela, Daniela Maria; eberlin, marcos nogueira; Ferreira, Ana Maria da Costa (Inorganica Chimica Acta, 2005)