@inproceedings{shinobu2003c=,
title={c= 2 rational toroidal conformal field theories via the Gauss product},
author={Shinobu Hosono, Bong H Lian, Keiji Oguiso, and Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204320935562159},
booktitle={Communications in mathematical physics},
volume={241},
pages={245-286},
year={2003},
}

Shinobu Hosono, Bong H Lian, Keiji Oguiso, and Shing-Tung Yau. c= 2 rational toroidal conformal field theories via the Gauss product. 2003. Vol. 241. In Communications in mathematical physics. pp.245-286. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204320935562159.