J. A Darr, S. R. Drake, D. J. Otway, S. A. S. Miller, D. M. P. Mingos, I. Baxter, Michael B. Hursthouse, K. M. Abdul Malik, ;
Group 2 beta-diketonate complexes stabilised by O and N donor ligands; crystal structure of [Ca(PhCOCHCOPh)2(pmdeta)] = N,N,N',N',N''-pentamethyldiethlenetriamine),