ARCH平方序列部分和的完全收敛性
张志强, 张日权, 冯井艳
Complete Convergence for Partial Sums of the Squares of ARCH Sequence 
ZHANG Zhi-qiang, ZHANG Ri-quan, FENG Jing-yan
数学季刊 . 2010, (4): 601 -606 .