@inproceedings{tai-ping1997uniform,
title={Uniform L_1 boundedness of solutions of hyperbolic conservation laws},
author={Tai-Ping Liu, and Tong Yang},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224211048576815548},
booktitle={Methods and Applications of Analysis},
volume={4},
number={3},
pages={339-355},
year={1997},
}
Tai-Ping Liu, and Tong Yang. Uniform L_1 boundedness of solutions of hyperbolic conservation laws. 1997. Vol. 4. In Methods and Applications of Analysis. pp.339-355. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224211048576815548.