1. A Synthesizable VHDL Model of the Exact Solution for Three-dimensional Hyperbolic Positioning System;Bucher;VLSI Design,2002
2. Acoustic communication and positioning system for divers;Dikarev,2013
3. Introduction to Communication Systems (Third edition) Paperback;Ferrell,1990
4. Unified Matrix Treatment of the Fast Walsh-Hadamard Transform;Fino;IEEE Transactions on Computers,1976
5. Hee, Jens. "Impulse response measurement using MLS" (PDF). — Paper describing MLS generation. Contains C- code for MLS generation using up to 18-tap-LFSRs and matching Hadamard transform for impulse response extraction. 2003