@inproceedings{lai2011the,
title={The smallest degree sum that yields potentially $K_{r+1}-Z$-graphical Sequences},
author={Lai Chunhui},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20240212160518809289768},
booktitle={Ars Combinatoria},
volume={102},
pages={65 – 77},
year={2011},
}

Lai Chunhui. The smallest degree sum that yields potentially $K_{r+1}-Z$-graphical Sequences. 2011. Vol. 102. In Ars Combinatoria. pp.65 – 77. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20240212160518809289768.