1. Elementary Surveying — An Introduction to Geomatics;Ghilani,2007
2. GPS: Theory and Practice;Hoffmann-Wellenhof,2001
3. Surveying: Principles and Applications;Kavanagh,2009
4. GPS Satellite Surveying;Leick,2004
5. Global Positioning System: Signals, Measurements, and Performance;Misra,2006