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VERITAS Collaboration, VLBA 43 GHz M87 Monitoring Team, HESS collaboration, Magic Collaboration, VA Acciari, E Aliu, T Arlen, M Bautista, M Beilicke, W Benbow, SM Bradbury, JH Buckley, V Bugaev, Y Butt, K Byrum, A Cannon, O Celik, A Cesarini, YC Chow, L Ciupik, P Cogan, W Cui, R Dickherber, SJ Fegan, JP Finley, P Fortin, L Fortson, A Furniss, D Gall, GH Gillanders, J Grube, R Guenette, G Gyuk, D Hanna, J Holder, D Horan, CM Hui, TB Humensky, A Imran, P Kaaret, N Karlsson, D Kieda, J Kildea, A Konopelko, H Krawczynski, F Krennrich, MJ Lang, S LeBohec, G Maier, A McCann, M McCutcheon, J Millis, P Moriarty, RA Ong, AN Otte, D Pandel, JS Perkins, D Petry, M Pohl, J Quinn, K Ragan, LC Reyes, PT Reynolds, E Roache, E Roache, HJ Rose, M Schroedter, GH Sembroski, AW Smith, SP Swordy, M Theiling, JA Toner, A Varlotta, S Vincent, SP Wakely, JE Ward, TC Weekes, A Weinstein, DA Williams, S Wissel, M Wood, RC Walker, F Davies, PE Hardee, W Junor, C Ly, F Aharonian, AG Akhperjanian, G Anton, U Barres de Almeida, AR Bazer-Bachi, Y Becherini, B Behera, K Bernlöhr, A Bochow, C Boisson, J Bolmont, V Borrel, J Brucker, F Brun, P Brun, R Bühler, T Bulik, I Büsching, T Boutelier, PM Chadwick, A Charbonnier, RCG Chaves, A Cheesebrough, L-M Chounet, AC Clapson, G Coignet, M Dalton, MK Daniel, ID Davids, B Degrange, C Deil, HJ Dickinson, A Djannati-Ataï, W Domainko, L O’C Drury, F Dubois, G Dubus, J Dyks, M Dyrda, K Egberts, D Emmanoulopoulos, P Espigat, C Farnier, F Feinstein, A Fiasson, A Förster, G Fontaine, M Füßling, S Gabici, YA Gallant, L Gérard, D Gerbig, B Giebels, JF Glicenstein, B Glück, P Goret, D Göhring, D Hauser, M Hauser, S Heinz, G Heinzelmann, G Henri, G Hermann, JA Hinton

2009/7/24

Science

325

5939

444-448

American Association for the Advancement of Science