Cooperative effect of 'PPh IND.3'and N-heterocyclic as ancillary ligands in Ru(II) complexes for Romp of norbornene: 1: isonicotinamide and N-(2-hydroxyethyl) isonicotinamide complexes - Matos, José Milton Elias de; Lima Neto, Benedito dos Santos (BMIC - Brazilian Meeting on Inorganic Chemistry, 2004)