@inproceedings{denis2013tunneling,
title={Tunneling resonances in systems without a classical trapping},
author={Denis Borisov, Pavel Exner, and Anastasia Golovina},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020131639694599682},
booktitle={Journal of Mathematical Physics},
volume={54},
number={1},
pages={012102},
year={2013},
}
Denis Borisov, Pavel Exner, and Anastasia Golovina. Tunneling resonances in systems without a classical trapping. 2013. Vol. 54. In Journal of Mathematical Physics. pp.012102. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020131639694599682.