D'Ammando, F.Gokus, A.Kadler, M.Ojha, R.Fermi Large Area Telescope Collaboration2020-04-232020-04-232019-10-28D'Ammando, F.; Gokus, A.; Kadler, M.; Ojha, R.; Fermi Large Area Telescope Collaboration; Swift follow-up of the flaring NLSy1 PKS 2004-447 (2019); http://www.astronomerstelegram.org/?read=13233http://hdl.handle.net/11603/18230en-USThis item is likely protected under Title 17 of the U.S. Copyright Law. Unless on a Creative Commons license, for uses protected by Copyright Law, contact the copyright holder or the author.opticalultra-violetX-raygamma rayrequest for observationsAGNblack holeblazarquasarText