Wang, Xue, Zhao, Ke-Qing, Elsegood, Mark R. J., Prior, Timothy J., Liu, Xiaoming, Wu, Li, Sanz, Sergio, Brechin, Euan K., Redshaw, Carl, "Mono- and tetra-nuclear copper complexes bearing bis(imino)phenoxide derived ligands: catalytic evaluation for benzene oxidation and ROP of ε-caprolactone", RSC advances, 2015