Materias dentro de su búsqueda.
Materias dentro de su búsqueda.
BL Lacertae objects
2
BL Lacertae objects: individual: PKS 1424+240
Galaxies
2
Galaxies: distances and redshifts
2
Galaxies: groups: generals
2
Gamma rays
2
High energy gamma rays
2
Multi-object spectrograph
2
Optical spectroscopic
2
Photometry
2
Spectral energy distribution
2
Velocity dispersion
2
galaxies: distances and redshifts
2
galaxies: groups: general
2
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