Kotov, D.V. and Surzhikov, S.T. 2011. Computations of viscous and nonviscous gas flows on unstructured grids using ausm. Computational Continuum Mechanics. 4, 1 (Dec. 2011), 36–54. DOI:https://doi.org/10.7242/1999-6691/2011.4.1.4.