Bott, S., BALAGOPALAKRISHNA, C., RAJASEKHARAN, M., BOTT, S., ATWOOD, J., & RAMAKRISHNA, B. (1992). Synthesis, crystal structure, magnetic susceptibility, and single-crystal EPR studies of bis(diazafluorenone)dichlorocopper(II): A novel Cu(NN)2X2 system with an unusual distortion. Inorganic Chemistry, 31(13), pp. 2843-2846. doi:10.1021/ic00039a032

Bott, Simon, C. BALAGOPALAKRISHNA, MV RAJASEKHARAN, S. BOTT, JL ATWOOD, and BL RAMAKRISHNA. "Synthesis, Crystal Structure, Magnetic Susceptibility, and Single-crystal EPR Studies of Bis(diazafluorenone)dichlorocopper(II): A Novel Cu(NN)2X2 System With an Unusual Distortion." Inorganic Chemistry 31, no. 13 (1992): 2843-2846.

Bott, Simon, et al. "Synthesis, Crystal Structure, Magnetic Susceptibility, and Single-crystal EPR Studies of Bis(diazafluorenone)dichlorocopper(II): A Novel Cu(NN)2X2 System With an Unusual Distortion." Inorganic Chemistry 31.13 (1992): 2843-2846.