@inproceedings{alexander2017lower,
title={Lower estimates of heat kernels for non-local Dirichlet forms on metric measure spaces},
author={Alexander Grigor'yan, Eryan Hu, and Jiaxin Hu},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20161201132828424261670},
booktitle={Journal of Functional Analysis},
volume={272},
number={8},
pages={3311–3346},
year={2017},
}
Alexander Grigor'yan, Eryan Hu, and Jiaxin Hu. Lower estimates of heat kernels for non-local Dirichlet forms on metric measure spaces. 2017. Vol. 272. In Journal of Functional Analysis. pp.3311–3346. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20161201132828424261670.