Analytical modeling of transducer gain and gain compression in degenerate parametric amplifiers. - Blake Gray; Mabel Ponton; Almudena Suárez; J. Stevenson Kenney (RWS, 2012)

Phase-locked loop design with SPO detection and charge pump trimming for reference spur suppression. - Sen-Wen Hsiao; Chung-Chun Chen; Randy Caplan; Jeff Galloway; Blake Gray; Abhijit Chatterjee (VTS, 2014)