Location and energetics of the ultra-fast outflow in PG 1448+273 M. Laurenti, A. Luminari, F. Tombesi, F. Vagnetti, R. Middei and E. Piconcelli A&A, 645 (2021) A118 Published online: 22 January 2021 DOI: 10.1051/0004-6361/202039409