A Wide Power-Supply Range (0.5V-to-1.3V) Wide Tuning Range (500 MHz-to-8 GHz) All-Static CMOS AD PLL in 65nm SOI. - Alexander V. Rylyakov; José A. Tierno; George English; Daniel J. Friedman; M. Megheli (ISSCC, 2007)

A wide tuning range (1 GHz-to-15 GHz) fractional-N all-digital PLL in 45nm SOI. - Alexander V. Rylyakov; José A. Tierno; George English; Michael A. Sperling; Daniel J. Friedman (CICC, 2008)

5.2 Distributed system of digitally controlled microregulators enabling per-core DVFS for the POWER8TM microprocessor. - Zeynep Toprak Deniz; Michael A. Sperling; John F. Bulzacchelli; Gregory S. Still; Ryan Kruse; Seongwon Kim; David Boerstler; Tilman Gloekler; Raphael Robertazzi; Kevin Stawiasz; Tim Diemoz; George English; et al. (ISSCC, 2014)

The 12-Core POWER8™ Processor With 7.6 Tb/s IO Bandwidth, Integrated Voltage Regulation, and Resonant Clocking. - Eric J. Fluhr; Steve Baumgartner; David W. Boerstler; John F. Bulzacchelli; Timothy Diemoz; Daniel Dreps; George English; Joshua Friedrich; Anne Gattiker; Tilman Gloekler; Christopher J. Gonzalez; Jason Hibbeler; et al. (IEEE J. Solid State Circuits, 2015)