IBM System/4 Pi (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "IBM System/4 Pi" in English language version.

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  • Bedford, D. P.; Markarian, H.; Pleszkoch, N. L. (Mar 1967). "Appendix E: SYSTEM 4 Pi COMPUTER CHARACTERISTICS". Study of control computers for control moment gyro stability and control systems. Volume I - Engineering. Model TC and CP-2. pp. E-1 - E-21 (126–147).

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