Model estimates of inelastic calcium-hydrogen collision data for non-LTE stellar atmospheres modelingA. K. Belyaev, S. A. Yakovleva, M. Guitou, A. O. Mitrushchenkov, A. Spielfiedel and N. FeautrierA&A, 587 (2016) A114DOI: https://doi.org/10.1051/0004-6361/201527651