Mapping the Lyα Emission around a z ∼ 6.6 QSO with MUSE: Extended Emission and a Companion at a Close Separation
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I. McGreer | E. Bañados | F. Walter | R. Decarli | B. Venemans | E. Farina | J. Hennawi | S. Cantalupo | C. Mazzucchelli | F. Arrigoni-Battaia