A wide-bandwidth low-voltage PLL for PowerPC microprocessors. - Jose Alvarez; Hector Sanchez; Gianfranco Gerosa; Roger Countryman (IEEE J. Solid State Circuits, 1995)

A Scalable Resistor-less PLL Design for PowerPCTM Microprocessors. - Jose Alvarez; Hector Sanchez; Roger Countryman; Mike Alexander; Carmine Nicoletta; Gianfranco Gerosa (ICCD, 1996)