@inproceedings{bjorn1993numerical,
title={Numerical methods for oscillatory solutions to hyperbolic problems},
author={Bjorn Engquist, and Jian-Guo Liu},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170209143235663528414},
booktitle={Communications on Pure and Applied Mathematics},
volume={46},
number={10},
pages={1327-1361},
year={1993},
}
Bjorn Engquist, and Jian-Guo Liu. Numerical methods for oscillatory solutions to hyperbolic problems. 1993. Vol. 46. In Communications on Pure and Applied Mathematics. pp.1327-1361. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170209143235663528414.