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"The 5ESS switching system: Physical design/hardware."
Frank N. Graff et al. (1985)
- Frank N. Graff, Charles E. Jeschke, Charles R. Komp, Ben E. Nevis, David W. Zdan:
The 5ESS switching system: Physical design/hardware. AT&T Tech. J. 64(6): 1439-1483 (1985)

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