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@article{MS2_1981__48_166739, author = {E. Nummelin}, title = {The convergence of sums of transition probabilities of a positive recurrent {Markov} chain.}, journal = {Mathematica Scandinavica}, pages = {79--95}, publisher = {mathdoc}, volume = {48}, year = {1981}, zbl = {0477.60060}, url = {http://geodesic.mathdoc.fr/item/MS2_1981__48_166739/} }
E. Nummelin. The convergence of sums of transition probabilities of a positive recurrent Markov chain.. Mathematica Scandinavica, Tome 48 (1981), pp. 79-95. http://geodesic.mathdoc.fr/item/MS2_1981__48_166739/