Spectral variability of Cygnus X-1 in the soft stateW. B. Focke, Wei Cui, J. H. Swank et al.|AIP conference proceedings|1997Cited by 1
X-ray Variability of Cygnus X-1 In Its Soft StateWei Cui, R. E. Rothschild, S. N. Zhang et al.|arXiv (Cornell University)|1996Cited by 0
X-ray variability of Cygnus X-1 in its soft stateWei Cui, R. E. Rothschild, S. N. Zhang et al.|Unknown|1997Cited by 0