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2. K. Itô and H. P. McKean, Jr., Diffusion Processes and Their Sample Paths, Springer, Berlin (1965).
3. L. Takács, Combinatorial Methods in the Theory of Stochastic Processes, Wiley, New York (1967).
4. V. S. Korolyuk, Boundary-Value Problems for Compound Poisson Processes [in Russian], Naukova Dumka, Kiev (1975).
5. V. N. Suprun and V. M. Shurenkov, “On the resolvent of a process with independent increments terminated at the hitting time of the negative semiaxis,” in: Investigations in the Theory of Random Processes [in Russian], Institute of Mathematics, Ukrainian Academy of Sciences, Kiev (1975), pp. 170–174.