Constraints on axionlike particles with H.E.S.S. from the irregularity of the PKS 2155-304 energy spectrum - Abramowski, Attila; Becherini, Yvonne; Cologna, Gabriele; Jankowsky, Felix; Kaufmann, Sarah; Mohamed, Mahmoud; Quirrenbach, Andreas; Schwemmer, Stephanie; Wagner, Stefan (Arxiv, 2013)
Gesehen am 23.06.2015