Petkova,Ralitsa,DotheFama-Frenchfactorsproxyforinnovationsinpredictivevariables?Journaloffinance,Apr2006,61(2):581-612
2.3.为什么是KT部署?每一次网络技术更新换Ca0K都是落后运营商实现弯道sf3K车的机RRrD