1. M. Armstrong, H. Ohara, H. Ngo, C. Rahim, A. Grossman, and P. R. Gray, Tech. Dig., IEEE Int. Solid-State Circuits Conf., February, pp. 44–45(1987).
2. Sensor development in the microcomputer age
3. I. Igarashi, Tech. Dig., IEEE Int. Conf. Solid-State Sens. Actuators, pp. 246–250(1985).
4. K. D. Wise, Proc. Sens. Symp., 6th, pp. 1–9(1986).