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# A note on the closure of convolution power mixtures (random sums) of exponential distributions

Patrik Albin (Institutionen för matematiska vetenskaper, matematisk statistik)
Journal of the Australian Mathematical Society Vol. 84 (2008), 1, p. 1-7.

We make a correction of an important result by Cline \cite{Cline1,Cline2} on the closure of the exponential class $\mathcal{L}(\alpha)$ under convolution power mixtures (random summation).