@inproceedings{pavel2001bound,
title={Bound states of infinite curved polymer chains},
author={Pavel Exner},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020130706813115653},
booktitle={Letters in Mathematical Physics},
volume={57},
number={2},
pages={87-96},
year={2001},
}

Pavel Exner. Bound states of infinite curved polymer chains. 2001. Vol. 57. In Letters in Mathematical Physics. pp.87-96. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020130706813115653.