https://api.elsevier.com/content/article/pii/S105752192100096Xdoi:10.1016/j.irfa.2021.1017541-s2.0-S105752192100096X10.1016/j.irfa.2021.101754S1057-5219(21)00096-XAsymmetric volatility spillover among Chinese sectors during COVID-19 International Review of Financial AnalysisJournal105752192021-05-31May 20210falsefalse