Yang, Wenxue, Zhao, Ke-Qing, Wang, Bi-Qin, Redshaw, Carl, Elsegood, Mark R.J., Zhao, Jiang-Lin, Yamato, Takehiko, "Manganese coordination chemistry of bis(imino)phenoxide derived [2 + 2] Schiff-base macrocyclic ligands", Dalton transactions,