Multifilter Phase-Lock Loop Nonlinear Analysis and Design Criterion. - Robert R. Henry; Frank F. Carden (IEEE Trans. Commun., 1973)

Phase Error Characteristics of a Second-Order Phase-Lock Loop. - Robert R. Henry; Frank F. Carden (IEEE Trans. Commun., 1975)

Phase-Lock Loop Characteristics in the Presence of Nonwhite Noise for Bandpass Types of Modulating Spectra. - Robert R. Henry; Frank F. Carden (IEEE Trans. Commun., 1976)