This publication is cited in the following articles:
A. A. Vorotov, “Markov property of the occupation time for countable Markov chains”, J. Math. Sci. (N. Y.), 204:1 (2015), 55–68
A. A. Vorotov, “On the Markov property of the occupation time for continuous-time inhomogeneous Markov chains”, J. Math. Sci. (N. Y.), 206:2 (2015), 127–145