中国科学院数学与系统科学研究院期刊网
The risk contagion among stocks — Based on theprediction of crash risk on stock price
JING Sihan, WANG Zhenshan, SUI Cong, MA Tianyi, REN Zhaonuo
Systems Engineering - Theory & Practice . 2022, (11): 3090 -3104 .  DOI: 10.12011/SETP2021-3116