eROSITA cluster cosmology forecasts: Cluster temperature substructure biasF. Hofmann, J. S. Sanders, N. Clerc, K. Nandra, J. Ridl, K. Dennerl, M. Ramos-Ceja, A. Finoguenov and T. H. ReiprichA&A, 606 (2017) A118DOI: https://doi.org/10.1051/0004-6361/201730742