Leaving the innermost stable circular orbit: the inner edge of a black-hole accretion disk at various luminositiesM. A. Abramowicz, M. Jaroszyński, S. Kato, J.-P. Lasota, A. Różańska and A. SądowskiA&A, 521 (2010) A15DOI: https://doi.org/10.1051/0004-6361/201014467