Toward the low-scatter selection of X-ray clusters - Galaxy cluster detection with eROSITA through cluster outskirtsFlorian Käfer, Alexis Finoguenov, Dominique Eckert, Nicolas Clerc, Miriam E. Ramos-Ceja, Jeremy S. Sanders and Vittorio GhirardiniA&A, 634 (2020) A8DOI: https://doi.org/10.1051/0004-6361/201936131