an introduction to the Global Positioning System : what it is and how it works French, Gregory T.. creator Bethesda, MD GeoResearch 1996 255 s. : ill. Part I Introduction and Background. Part II Basic Signal Structure and Error. Part III Data Correction Techniques and High-Resolution Accuracy. Part IV Basic Geodesy, Data Collection Techniques and GPS Applications by Gregory T. French. Geodesi Geodesy Global Positioning System GPS 526.982 0-9655723-0-7 20170207165830.0