Bott, S., Bott, S., Wang, J., & Richmond, M. (1998). Reaction of bis (dimethoxyphosphino)dimethylhydrazine (dmpdmh) with PhCCo3(CO)(9): Synthesis and X-ray characterization of the dmpdmh-bridged polymorphs of PhCCo3(CO)(7)[(MeO)(2)PN(Me)N(Me)P(OMe)(2)]. Journal of Chemical Crystallography, 28(5), pp. 401-407. doi:10.1023/A:1022420410672

Bott, Simon, SG Bott, JC Wang, and MG Richmond. "Reaction of Bis (dimethoxyphosphino)dimethylhydrazine (dmpdmh) With PhCCo3(CO)(9): Synthesis and X-ray Characterization of the Dmpdmh-bridged Polymorphs of PhCCo3(CO)(7)[(MeO)(2)PN(Me)N(Me)P(OMe)(2)]." Journal of Chemical Crystallography 28, no. 5 (1998): 401-407.

Bott, Simon, SG Bott, JC Wang, and MG Richmond. "Reaction of Bis (dimethoxyphosphino)dimethylhydrazine (dmpdmh) With PhCCo3(CO)(9): Synthesis and X-ray Characterization of the Dmpdmh-bridged Polymorphs of PhCCo3(CO)(7)[(MeO)(2)PN(Me)N(Me)P(OMe)(2)]." Journal of Chemical Crystallography 28.5 (1998): 401-407.