1. Brattain, W. (2022, October 20). Bell Labs Logbook, December 1947. Available online: https://www.pbs.org/transistor/science/labpages/labpg1.html.
2. The transistor, a semiconductor triode;Phys. Rev.,1948
3. Riordan, M., and Hoddeson, L. (1997). Crystal Fire: The Birth of the Information Age, W. W. Norton.
4. Lilienfeld, J.E. (1926). Method and Apparatus for Controlling Electric Currents. (1745175A), U.S. Patent.
5. Bassett, R. (2002). To the Digital Age: Research Labs, Start-up Companies, and the Rise of MOS Technology, JHU Press.