Static Test Results of Wide Area Differential GPSSep 1, 1993·Changdon Kee,Parkinson,B. W· 0 min readLast updated on Sep 1, 1993 AuthorsChangdon KeeProfessor Emeritus← Wide Area Differential GPS as a Future Navigation System in the U. S. Apr 1, 1994High Accuracy GPS Positioning in the Continent: Wide Area Differential GPS Apr 1, 1993 →