@inproceedings{pavel2004strong-coupling,
title={STRONG-COUPLING ASYMPTOTIC EXPANSION FOR SCHRDINGER OPERATORS WITH A SINGULAR INTERACTION SUPPORTED BY A CURVE IN 3},
author={Pavel Exner, and S Kondej},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020125920135951630},
booktitle={Reviews in Mathematical Physics},
volume={16},
number={5},
pages={559-582},
year={2004},
}

Pavel Exner, and S Kondej. STRONG-COUPLING ASYMPTOTIC EXPANSION FOR SCHRDINGER OPERATORS WITH A SINGULAR INTERACTION SUPPORTED BY A CURVE IN 3. 2004. Vol. 16. In Reviews in Mathematical Physics. pp.559-582. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020125920135951630.