TY - JOUR AU - Barquín-González, L. AU - Mateos, S. AU - Carrera, F. J. AU - Ordovás-Pascual, I. AU - Alonso-Herrero, A. AU - Caccianiga, A. AU - Cardiel López, Nicolás AU - Corral, A. AU - Domínguez, R. M. AU - García-Bernete, I. AU - Mountrichas, G. AU - Severgnini, P. PY - 2024 DO - 10.1051/0004-6361/202348948 SN - 0004-6361 UR - https://hdl.handle.net/20.500.14352/134889 T2 - Astronomy and Astrophysics AB - The optical spectroscopic classification of active galactic nuclei (AGN) into type 1 and type 2 can be understood in the frame of the AGN unification models. However, it remains unclear which physical properties are driving the classification into... LA - eng M2 - A159-1 PB - EDP Sciences. S A KW - Galaxies: active KW - Galaxies: nuclei KW - Quasars: emission lines KW - Quasars: general KW - Galaxies: Seyfert KW - Infrared: galaxies TI - Extinction and AGN over host galaxy contrast effects on the optical spectroscopic classification of AGN TY - journal article VL - 687 ER -