1. P. M. Asbeck, C. P. Lee, and F. M. Chang, IEEE Trans. Electron Devices, ED-31 p. 1377 (1984)
2. T. Baba, T. Muzutani, M. Ogawa, and K. Ohata, Jpn. J. Appl. Phys., 23, p. L654 (1983)
3. J. H. Baek, M. Shur, R. R. Daniels, D. K. Arch, J. K. Abrokwah, and O. N. Tufte, IEEE Trans. Electron Devices, ED-34 No. 8, pp. 1650–1657, August (1987)
4. J. H. Baek and M. Shur, Mechanism of Negative Transconductance in Heterostructure Field Effect Transistors, unpublished
5. S. M. Baier, M. S. Shur, K. Lee, N. C. Cirillo, and S. A. Hanka, IEEE Trans. Electron Devices, ED-32, No. 12, pp. 2824–2829, December 1985