ԳԱԱ Ինստիտուտների համահավաք գրացուցակ = New determination of the Earth rotation psrs,eters from optical astrometry observation,1962.0-1092.o
Li Zhengxin
New determination of the Earth rotation psrs,eters from optical astrometry observation,1962.0-1092.o Li Zhengxin - Bejing Observatory 1986 - 152 p. tab.
Astronomy--Earth
Earth rotation Parameters
B612Z76f1602
New determination of the Earth rotation psrs,eters from optical astrometry observation,1962.0-1092.o Li Zhengxin - Bejing Observatory 1986 - 152 p. tab.
Astronomy--Earth
Earth rotation Parameters
B612Z76f1602
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