... al.Parallax of the L4.5 dwarf 2M1821+ 14 from high- precision astrometry with OSIRIS ... is determined according to spectral observations of a large sample of dwarf galaxies ...
... al.Parallax of the L4.5 dwarf 2M1821+ 14 from high- precision astrometry with OSIRIS ... is determined according to spectral observations of a large sample of dwarf galaxies ...