George W. BohrnstedtArthur S. Goldberger
【文题(必填)】
On the Exact Covariance of Products of Random Variables【年份(必填)】
Journal of the American Statistical AssociationVolume 64, 1969 - Issue 328【全文链接或数据库名称(选填)】http://www.tandfonline.com/doi/abs/10.1080/01621459.1969.10501069