Nature · 1974 · 34 citations · 7 references
Natural SciencesAstronomyPhysicsAstrophysicsExtragalactic AstronomyRadio AstronomyExtragalactic Radio AstronomyObservational CosmologyRadio TelescopesAngular Diameter MeasurementCompact Radio SourcesDistance-redshift RelationExtragalactic Radio SourcesHigh-redshift Radio GalaxiesRedshift - Distance RelationsRedshift-distance Relation
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