A 320 MHz, 1.5 mW@1.35 V CMOS PLL for microprocessor clock generation. - Vincent von Kaenel; Daniel Aebischer; Christian Piguet; Evert Dijkstra (IEEE J. Solid State Circuits, 1996)

A 2.1-MHz crystal oscillator time base with a current consumption under 500 nA. - Daniel Aebischer; Henri J. Oguey; Vincent von Kaenel (IEEE J. Solid State Circuits, 1997)

CMOS current reference without resistance. - Henri J. Oguey; Daniel Aebischer (IEEE J. Solid State Circuits, 1997)