全球股指期数 - SERP Analysis

https://cn.investing.com/indices/major-indices

https://www.ig.com/zh/indices/markets-indices

https://cn.investing.com/indices/indices-futures

https://stock.eastmoney.com/gzqh.html

https://hk.finance.yahoo.com/markets/world-indices/

http://www.cgws.com/cczq/tzzjy/cxpz/gzqh/201606/t20160607_75408.html

https://www.7hcn.com/article/418807-1.html

https://quote.eastmoney.com/center/

http://www.cfachina.org/servicesupport/researchandpublishin/publication/chinafutures/2023n/zgqh_1_91/202303/P020230329420579596598.pdf

https://www.shfe.com.cn/jrysp/31/10.pdf