中国科学院数学与系统科学研究院期刊网
An Almost Sure Central Limit Theorem for Self-normalized Weighted Sums
Yong ZHANG, Xiao-yun YANG
Acta Mathematicae Applicatae Sinica(English Series) . 2013, (1): 79 -92 .  DOI: 10.1007/s10255-010-8247-6