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ON THE SYSTEMATIC ERRORS OF DECLINATIONS AND PROPER MOTIONS FROM THE BELGRADE ZENITH-TELESCOPE OBSERVATIONS IN THE PERIOD 1949-1960
PROPER MOTIONS 1949-1960 THE BELGRADE ZENITH-TELESCOPE OBSERVATIONS
2009/4/8
ON THE SYSTEMATIC ERRORS OF DECLINATIONS AND PROPER MOTIONS FROM THE BELGRADE ZENITH-TELESCOPE OBSERVATIONS IN THE PERIOD 1949-1960。