Discovery of very high energy γ-ray emission from the BL Lacertae object PKS 0301−243 with H.E.S.S. - Abramowski, Attila; Zacharias, Michael; Becherini, Yvonne; Cologna, Gabriele; Jankowsky, Felix; Kaufmann, Sarah; Mohamed, Mahmoud; Quirrenbach, Andreas; Schwemmer, Stephanie; Wagner, Stefan (Astronomy and astrophysics, 2013)