@inproceedings{jian-guo2017least,
title={Least action principles for incompressible flows and optimal transport between shapes},
author={Jian-Guo Liu, Robert L. Pego, and Dejan Slepčev},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170206112350139619187},
year={2017},
}

Jian-Guo Liu, Robert L. Pego, and Dejan Slepčev. Least action principles for incompressible flows and optimal transport between shapes. 2017. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170206112350139619187.