(1)题目：On a class of counting distributions and recursions for related compound distributions.
作者：Schroter, K.J.
出处：Scandinavian Actuarial Journal,1990,161–175.

(2))题目：On recursive evaluation of mixed Poisson probabilities and related quantities.
作者：Willmot, G.E.
出处：Scandinavian Actuarial Journal, 1993,114–133.

万分感谢!!!!!!