Using non-solar-scaled opacities to derive stellar parameters - Toward high-precision parameters and abundancesC. Saffe, M. Flores, P. Miquelarena, F. M. López, M. Jaque Arancibia, A. Collado, E. Jofré and R. PetrucciA&A, 620 (2018) A54DOI: https://doi.org/10.1051/0004-6361/201833753