Capabilities of bisector analysis of the Si I 10 827 Å line for estimating line-of-sight velocities in the quiet SunS. J. González Manrique, C. Quintero Noda, C. Kuckein, B. Ruiz Cobo and M. CarlssonA&A, 634 (2020) A19DOI: https://doi.org/10.1051/0004-6361/201937274