Title: Architectures for RF Frequency Synthesizers, Author: Cicero S. Vaucher
Title: Digital Phase Lock Loops: Architectures and Applications, Author: Saleh R. Al-Araji
Title: Direct Digital Frequency Synthesizers, Author: Venceslav F. Kroupa
Title: Monolithic Phase-Locked Loops and Clock Recovery Circuits: Theory and Design, Author: Behzad Razavi
Title: Phase Noise in Signal Sources: Theory and applications, Author: W.P. Robins
Title: Phase-Locked Loops for Wireless Communications: Digital, Analog and Optical Implementations, Author: Donald R. Stephens
Title: Phase-Locking in High-Performance Systems: From Devices to Architectures, Author: Behzad Razavi
Title: Theory of the Non-linear Analog Phase Locked Loop, Author: Nikolaos I. Margaris