Browsing by Subject "BL Lacertae objects: individual (PG 1553+113)"
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(IOP Publishing, 2015)Very high energy (VHE, E > 100 GeV) γ-ray flaring activity of the high-frequency peaked BL Lac object PG 1553+113 has been detected by the H.E.S.S. telescopes. The flux of the source increased by a factor of 3 during the ...