Hofmann-Wellenhof, B. (Bernhard) Global Positioning System theory and practice B. Hofmann-Wellenhof, H. Lichtenegger and J. Collins - 3rd rev. ed. - Wien, Austria : Springer-Verlag, 1994 - 355 p. : ill. ; 24 cm. ISBN: 3211825916 Subjects--Topical Terms: Global positioning system