Large Quasar Astrometric Catalogue 2 (LQAC-2)
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https://b2find.eudat.eu/dataset/7b31ae92-7d9e-5bf7-b472-68da5fb88888
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First of all we make a substantial review of the definitions and properties of quasars and AGN (Active Galactic Nuclei), the differenciation of these objects being unclear in...
