@inproceedings{chien-hao2004a,
title={A degeneration formula of Gromov-Witten invariants with respect to a curve class for degenerations from blow-ups},
author={Chien-Hao Liu, and Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204744589094216},
booktitle={arXiv preprint math/0408147},
year={2004},
}

Chien-Hao Liu, and Shing-Tung Yau. A degeneration formula of Gromov-Witten invariants with respect to a curve class for degenerations from blow-ups. 2004. In arXiv preprint math/0408147. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204744589094216.