Up: Optical positions of compact
- Costa E., Loyola P., 1992, A&AS 96, 183 (Paper I)
NASA ADS
- Costa E., Loyola P., 1997, A&AS 122, 441 (Paper IV)
NASA ADS
- Costa E., Loyola P., 1998 (in preparation)
- Jauncey D.L., Savage A., Morabito D.D., et al., 1989, AJ
98, 54
NASA ADS
- Johnston K.J., Fey A.L., Zacharias N., et al., 1995, AJ
110, 880
NASA ADS
- Ma C., Arias E.F., Eubanks T.M., et al., 1997, IERS
Technical Note 23
Definition and Realization of the International Celestial
Reference
System by VLBI Astrometry of Extragalactic Objects, p. II-3
- Véron-Cetty M.P., Véron P., 1996, ESO
Scientific Report No. 17
Up: Optical positions of compact
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