1. A. Von Zanten, R. Erhardt, and G. Pfaff, “FDR—Die Fahrdynamikregelung von Bosch”, ATZ—Automobiltechnische Zeitschrift, 96.614 (1994)
2. C. J. Van Müllem, F. R. Blom, J. H. J. Fluitman, and M. Elwenspoek, “Piezo-electrically driven silicon beam force sensor”, Sens. Actuators, A25-27:379 (1991)
3. U. Nothelfer, “Entwicklung und Anwendung neuer Techniken zur Steigerung der Leistungsfaehigkeit piezoresistiver Siliziumdrucksensoren”, Ph.D. Thesis, Technical University of Braunschweig (1995)
4. S. Fujishima, T. Nakamura, and K. Fujimoto, “Piezoelectric vibratory gyro-scope using flexural vibration of a triangular bar”, Proc. 45th Symposium on Frequency Control (1991), p. 261
5. T. Ueda, F. Kohsaka, D. Yamazaki, and T. Lino, “Quartz crystal micromechanical devices”, Proc. 3rd Int. Conf. Solid-State Sensors and Actuators, Philadelphia, 1985, p. 113