References
- Staff of Harvard Computators Laboratory, Synthesis of Electronic Computing and Control Circuits (Harvard University Press, Cambridge), 1951.
- Phister Jr., Montgomery, Logical Design of Digital Computer (John Wiley & Sons Inc.), 1958.
- Svoboda, Antonin, “Graphical-mechanical aids for the synthesis of relay circuits”, Bcihefte der NTZ Band 4—56, pp. 213–18.