@inproceedings{pavel1999quantum,
title={Quantum waveguides with a lateral semitransparent barrier: spectral and scattering properties},
author={Pavel Exner, and D Krejcirk},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020125329876045612},
booktitle={Journal of Physics A: Mathematical and General},
volume={32},
number={24},
pages={4475},
year={1999},
}

Pavel Exner, and D Krejcirk. Quantum waveguides with a lateral semitransparent barrier: spectral and scattering properties. 1999. Vol. 32. In Journal of Physics A: Mathematical and General. pp.4475. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020125329876045612.