A Jacobian-free Newton-Krylov method for time-implicit multidimensional hydrodynamics - Physics-based preconditioning for sound waves and thermal diffusionM. Viallet, T. Goffrey, I. Baraffe, D. Folini, C. Geroux, M. V. Popov, J. Pratt and R. WalderA&A, 586 (2016) A153DOI: https://doi.org/10.1051/0004-6361/201527339