QSO2 outflow characterization using data obtained with OSIRIS at the Gran Telescopio Canarias Enrica Bellocchi, Montserrat Villar Martín, Antonio Cabrera–Lavers and Bjorn Emonts A&A, 626 (2019) A89 Published online: 19 June 2019 DOI: 10.1051/0004-6361/201935270