1. Jiang , Z. Groves , P. D. Ochieng , W. Y. Feng , S. Milner , C. D. Mattos , P. G. Multi-Constellation GNSS Multipath Mitigation Using Consistency Checking Proceedings of the 24 th International Technical Meeting of the Satellite Division of The Institute of Navigation ION GNSS 2011 2011 3889 3902
2. Shadow Matching: A New GNSS Positioning Technique for Urban Canyons;Groves;The Journal of Navigation,2011
3. Multi-Constellation GNSS Performance Evaluation for Urban Canyons Using Large Virtual Reality City Models;Wang;The Journal of Navigation,2012
4. Bruner , J. Greening the Traffic Lights 2008 http://www.forbes.com/forbes/2008/0505/064.html
5. Mountain , D. Raper , J. Positioning Techniques for Location-Based Services (LBS): Characteristics and Limitations of Proposed Solutions Aslib Proceedings 2001