中国科学院数学与系统科学研究院期刊网
A study of nonlinear tail risk measurement and spillover effects in equity markets under extreme events
Feipeng ZHANG, Yixiong XU, Yan CHEN
Systems Engineering - Theory & Practice . 2026, (2): 618 -637 .  DOI: 10.12011/SETP2023-2712