Citation

Boutchard CL , Hitchman MA , Skelton BW White AH (1995) Crystal Structure and Electronic Spectrum of the Distorted Tetrahedral CuCl₄^2- Ion in Bis(2-aminopyridinium) Tetrachlorocuprate(II) and Comparison With the Tetragonally Elongated Octahedral Complex Bis(2-aminopyrimidinium)tetrachlorocopper(II). Australian Journal of Chemistry 48, 771-781.

https://doi.org/10.1071/CH9950771