Vondrák, Jan - Ron, Cyril
Precession-nutation estimates from optical astrometry 1899.7-19920.0 and comparison with VLBI results.
Towards models and constants for sub-microarcsecond astrometry. Washington: U.S. Naval observatory, 2000, s. 248-253.
[Colloquium of the International Astronomical Union /180./. Washington (US), 27.03.2000-30.03.2000]
Grant CEP: GA AV ČR KSK1003601
http://hdl.handle.net/11104/0022916