@inproceedings{christine2020existence,
title={Existence of harmonic maps into CAT(1) spaces},
author={Christine Breiner, Ailana Fraser, Lan-Hsuan Huang, Chikako Mese, Pam Sargent, and Yingying Zhang},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20220428135654105186142},
booktitle={Communications in Analysis and Geometry},
volume={28},
number={4},
pages={781-835},
year={2020},
}

Christine Breiner, Ailana Fraser, Lan-Hsuan Huang, Chikako Mese, Pam Sargent, and Yingying Zhang. Existence of harmonic maps into CAT(1) spaces. 2020. Vol. 28. In Communications in Analysis and Geometry. pp.781-835. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20220428135654105186142.