On the basis of the TOPEX/POSEIDON satellite altimeter data 1993-1996 the geoidal geopotential W has been determined. (en)
Altimetričeskije dannyje TOPEX/POSEIDON i ERS-1, polučennyje za period 1993-1996 gg., otryvajut effektivnyj put' vyvoda geopotenciala W na poverchnosti geoida Gaussa-Listinga.