01122nam0 2200253 450 00002017620081202144332.020081202d1986----km-y0itay50------baengUSy-------001yyProceedings of the fourth International Geodetic Symposium on Satellite PositioningApril 28-May 2, 1986sponsored by Defense Mapping Agency and National Geodetic Surveyhosted by Applied Research LaboratoriesAustin[University of Texas][1986]2 v.ill.28 cmProceedings of the fourth International Geodetic Symposium on Satellite Positioning33313GeodesiaCongressiGeodesia20526International Geodetic Symposium on Satellite Positioning<4. ;University of Texas1986>632515ITUNIPARTHENOPE20081202RICAUNIMARC000020176G 526.072/7G 89DSA2008G 526.072/8G 89DSA2008Proceedings of the fourth International Geodetic Symposium on Satellite Positioning33313UNIPARTHENOPE