I intend to work on numerical jacobian and matrix-free methods for solving euler equations. But I couldn't find any relevant literature regarding these methods. I would be thankful if any one could suggest me literature regarding these. Thanks in advance Nikhil

@article{knoll2004jfn,
title={{Jacobian-free Newton--Krylov methods: a survey of approaches and applications}},
author={Knoll, DA and Keyes, DE},
journal={Journal of Computational Physics},
volume={193},
number={2},
pages={357--397},
year={2004},
publisher={Elsevier}
}