@misc{AbdallaAdamAharonianetal.2020,
  author    = {Hassan E. Abdalla and Remi Adam and Felix A. Aharonian and Faical Ait Benkhali and Ekrem Oǧuzhan Ang{\"u}ner and Masanori Arakawa and C Arcaro and Catherine Armand and T. Armstrong and Kathrin Egberts},
  title     = {Very high energy γ-ray emission from two blazars of unknown redshift and upper limits on their distance},
  booktitle = {Postprints der Universit{\"a}t Potsdam : Mathematisch-Naturwissenschaftliche Reihe},
  number    = {4},
  issn      = {1866-8372},
  doi       = {10.25932/publishup-52600},
  institution = {Institut f{\"u}r Physik und Astronomie},
  series    = {Zweitver{\"o}ffentlichungen der Universit{\"a}t Potsdam : Mathematisch-Naturwissenschaftliche Reihe},
  number    = {1202},
  type      = {postprint},
  pages     = {15},
  year        = {2020},
}