1. Transistor abnormalities as revealed by current-voltage characteristics
2. Transistor Engineering;Philips,1962
3. Physics and Technology of Semiconductor Devices;Grove,1967
4. A. van der Ziel, Solid State Physical Electronics. Prentice-Hall, Englewood Cliffs, New Jersey
5. J. Lindmayer and C.Y. Wrigley, Fundamentals of Semiconductor Devices. Van Nostrand, Princeton, New Jersey