1. 1. Fundamentals of Global Positioning System Receivers: A Software Approach James Bao-Yen Tsui Copyright 2000 John Wiley & Sons, Inc. Print ISBN 0-471-38154-3 Electronic ISBN 0-471-20054-9
   2. GPS Basics, Introduction to GPS, Leica Geosystems AG Heinrich-Wild-Strasse CH-9435 Heerbrugg (Switzerland).
   3. Dennis M Akos, A Software Radio Approach to Global Navigation Satellite System Receiver Design, Ph.D. thesis, Ohio University, Athens, Ohio, USA, August 1997.
   4. Understanding GPS Principles and Applications Second Edition Elliott D. Kaplan Christopher J. Hegarty Editors.
   5. GPS SIGNAL ACQUISITION AND TRACKING USING SOFTWARE GPS RECEIVER Falin Wu_ and Kefei Zhang The RMIT University Melbourn Australia_falin.wu@rmit.edu.au, Akio Yasuda Tokyo University of Marine Science and Technology Tokyo, Japan