TY  - GEN
AU  - Allam, R.J.
TI  - The Direct Measurement of Geopotential Height from Orbiting Platforms
KW  - GEOPOTENCIAL
KW  - PLATAFORMAS ORBITAIS
KW  - 551.547.5
KW  - med
KW  - fre
KW  - 551.507.362.2
ER  -