Search for dark matter annihilation signatures in H.E.S.S. observations of dwarf spheroidal galaxies - Abramowski, Attila; Cologna, Gabriele; Jankowsky, Felix; Kaufmann, Sarah; Mohamed, Mahmoud; Pühlhofer, Gerd; Quirrenbach, Andreas; Schwemmer, Stephanie; Wagner, Stefan (Physical review. D, Particles, fields, gravitation, and cosmology, 2014)