Spectral Overlay of Direct-Sequence Spread Spectrum in the Instrument Landing System Glideslope Band. - David W. Matolak; Joshua T. Neville (J. Aerosp. Comput. Inf. Commun., 2004)

Performance and Capacity of Direct-Sequence Spread Spectrum Overlay in the Microwave Landing System Band. - David W. Matolak; Joshua T. Neville (J. Aerosp. Comput. Inf. Commun., 2006)