Another look at the BL Lacertae flux and spectral variability. Observations by GASP-WEBT, XMM-Newton, and Swift in 2008-2009

C.M. Raiteri, M. Villata, L. Bruschini, A. Capetti, O.M. Kurtanidze, V.M. Larionov, P. Romano, S. Vercellone, I. Agudo, H.D. Aller, M.F. Aller, A.A. Arkharov, U. Bach, A. Berdyugin, D.A. Blinov, M. Böttcher, C.S. Buemi, P. Calcidese, D. Carosati, R. CasasW.-P. Chen, J. Coloma, C. Diltz, A. di Paola, M. Dolci, N.V. Efimova, E. Forné, J.L. Gómez, M.A. Gurwell, A. Hakola, T. Hovatta, H.Y. Hsiao, B. Jordan, S.G. Jorstad, E. Koptelova, S.O. Kurtanidze, A. Lähteenmäki, E.G. Larionova, P. Leto, E. Lindfors, R. Ligustri, A.P. Marscher, D.A. Morozova, M.G. Nikolashvili, K. Nilsson, J.A. Ros, P. Roustazadeh, A.C. Sadun, A. Sillanpää, J. Sainio, L.O. Takalo, M. Tornikoski, C. Trigilio, I.S. Troitsky, G. UmanaShow 35 moreShow less