Author(s): A. Abdo A., Ackermann Markus, Ajello Marco, Allafort A., Ballet Jean, Barbiellini Guido, Bastieri D., Bechtol K., Bellazzini R., Berenji B., D. Blandford R., Bonamente E., W. Borgland A., Bruel Pascal, Chaty S., Cohen-Tanugi J., Corbel S., Dubus G., Dumora D., J. Fegan S., Fortin P., A. Grenier I., Knödlseder Jürgen, Lemoine-Goumard M., Naumann-Godo M., Nuss E., Pierbattista M., Piron F., Reposeur T., Vasileiou V.

(Article) Published: The Astrophysical Journal / The Astrophysical Journal Letters, vol. 736 p.L11 (2011)
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