@article{Valencia-S.:2013aV, author = "Valencia-S., Monica and Zuther, Jens and Eckart, Andreas and Smajic, Semir and Iserlohe, Christof and Garcia-Marin, M. and Busch, Gerold and Vitale, Mariangela and Bremer, Marcus and Horrobin, Matthew and Moser, Lydia and Rashed, Yasir Ezzuldeen", title = "{Are Narrow Line Seyfert 1 galaxies a special class of Active Galactic Nuclei?}", doi = "10.22323/1.169.0017", journal = "PoS", year = 2013, volume = "Seyfert 2012", pages = "017" }